Chapter Summaries

Gary, Rosa, and Hilda continued through Eterna Forest after Aaron departed, and Cosmog finally awoke from its long sleep. The group welcomed it back, but a stranger’s voice interrupted their reunion.

• Aaron praised Gary, Rosa, and Hilda after defeating them in battle, then left when he was called back to work.
• Rosa and Hilda trained their Pokémon and sought Gary’s advice as the group traveled through Eterna Forest.
• Gary sensed Cosmog’s Poké Ball move, and Hilda guessed that Cosmog had awakened.
• Gary released Cosmog from the Master Ball, and it eagerly leapt into his arms before Rosa and Hilda fussed over it with Pokéblocks.
• Gary checked Cosmog’s status and discovered it had reached level 37 before joining Rosa and Hilda to play with it.
• A sudden voice interrupted the group and called Cosmog cute.

Gary, Rosa, and Hilda met Gardenia, the Eterna Gym trainer, while she was searching Eterna Forest for Grass-type Pokémon. Gardenia learned that Cosmog came from Alola, then happily held the rare Pokémon after it chose to go into her arms.

• A woman approached Gary, Rosa, and Hilda, admired Cosmog, and introduced herself as Gardenia.
• Gary recognized Gardenia as the trainer of Eterna Gym, and the group relaxed and chatted about her love of Grass-type Pokémon.
• Gardenia asked about Cosmog and where she could find one, and Gary explained that they had encountered it in Alola and that it was extremely rare.
• Gardenia asked to hold Cosmog, and Gary let Cosmog decide for itself.
• Cosmog voluntarily went into Gardenia's arms, and she happily petted it as Hilda and Gary remarked on its popularity.

Gary and his friends reached Eterna City, but Gardenia had not yet returned to the Eterna Gym, delaying their Gym Challenge. They decided to explore the city while they waited, and Gary kept their plans for the next day a secret.

• Gardenia told Gary she would stay in Eterna Forest for a few more days, so they exchanged contact information and agreed to meet again at the Eterna Gym.
• Gary, Rosa, and Hilda continued toward Eterna City with Cosmog and arrived after traveling for some time.
• The group checked in at the Pokémon Center and settled into their room.
• When Rosa asked what they would do while waiting for Gardenia, Gary suggested exploring Eterna City over the next few days.
• Gary said he had already planned their outing for the next day but refused to tell Rosa where they were going.

Gary took Rosa and Hilda to the Eterna Historical Museum, where he explained Sinnoh’s legends of Dialga and Palkia and showed them the Adamant Orb. As the group admired the orb, an unfamiliar voice called out to Gary from behind them.

• Gary brought Rosa and Hilda to the Eterna Historical Museum and explained the legends of Dialga and Palkia.
• Gary told Rosa and Hilda about the Adamant Orb, and they entered the museum to see it.
• Rosa spotted a model of the Space-Time Tower, and Gary explained its connection to the Time-Space Duo.
• Gary, Rosa, Hilda, and Cosmog admired the Adamant Orb before an unfamiliar voice greeted Gary.

Gary, Rosa, and Hilda met Sinnoh Elite Four member Lucian at the Eterna Historical Museum, and he explained that he was vacationing in Eterna City. After learning that Aaron had told Lucian about them, the group discussed Cynthia, and Lucian agreed to battle them.

• Lucian recognized Gary, Rosa, and Hilda at the museum, and they identified him as a Sinnoh Elite Four member.
• Lucian led the group to a quiet park and explained that he had come to Eterna City while on vacation after battling challengers.
• Rosa and Hilda excitedly discussed Cynthia, and Lucian said they would likely meet her while traveling through Sinnoh.
• Gary realized that Lucian had wanted to meet them because Aaron had told him about them.
• Gary, Rosa, and Hilda showed interest in battling Lucian, and he agreed.

Gary battled Lucian in a fierce one-on-one match between Kartana and Gallade. Lucian Mega Evolved Gallade, and the chapter ended with their latest clash hidden by dust.

• Lucian chose one-on-one battles, and Gary stepped forward to face him first.
• Lucian sent out his Champion-level Gallade, and Gary answered with Kartana.
• Kartana and Gallade traded sword techniques, with Kartana briefly gaining the upper hand.
• Lucian Mega Evolved Gallade after recognizing Kartana's Champion-level strength.
• Mega Gallade and Kartana clashed again, sending up dust that hid the battle from Rosa and Hilda.

Gary and Lucian’s battle ended in a draw when Gallade used Destiny Bond to take Kartana down with it. Gary accepted the result and encouraged Rosa and Hilda before Rosa stepped forward for the next match.

• Gary and Lucian exchanged attacks as Kartana used Double Team and Sacred Sword to catch Gallade off guard.
• Kartana struck Gallade with Slash, leaving it unable to battle.
• Gallade’s Destiny Bond hit Kartana and caused it to collapse too, making the battle a draw.
• Gary accepted Lucian’s explanation and reassured Rosa that he was fine.
• Gary encouraged Rosa and Hilda, and Rosa volunteered for the next battle.

Lucian defeated Rosa and Hilda, encouraged them, and continued his vacation after speaking with Cynthia. After several days exploring Eterna City, Gary's group heard from Gardenia that they could challenge her Gym the next morning.

• Lucian defeated Rosa and Hilda, then praised their potential and said they would meet again.
• Lucian left Gary's group and told Cynthia he would not return until his vacation ended.
• Lucian told Cynthia about Gary and the others, while Flint struggled with the work Cynthia had left him.
• After several days in Eterna City, Gary received a call from Gardenia, who invited the group to challenge Eterna Gym the next morning.
• Gardenia reminded Gary to bring Cosmog, and Gary's group went to bed ready for the Gym Challenge.

Gary challenged Gardenia at Eterna Gym, where his Staravia defeated her Cherrim. Gardenia sent out Torterra next, and Gary recalled Staravia to choose another Pokémon.

• Gary, Rosa, and Hilda arrived at Eterna Gym, where Gardenia greeted them and played with Cosmog.
• Gary began the three-on-three Gym Battle and sent out Staravia against Gardenia's Cherrim.
• Staravia dodged Cherrim's attacks, struck it with U-turn, and finished it with Air Cutter.
• Gardenia sent out her level 35 Torterra, and Gary recalled Staravia to prepare his next Pokémon.

Gary’s Alolan Vulpix defeated Gardenia’s Torterra in the second battle of their Gym Challenge. Gardenia sent out her final Pokémon, Roserade, and Gary chose Kirlia, whose opening Teleport evaded Petal Dance as the final battle began.

• Gardenia asked about Gary’s Alolan Vulpix, and Gary explained that it was a Regional Form.
• Gardenia’s Torterra attacked with Razor Leaf and Bullet Seed, but Vulpix countered with Powder Snow and dodged using Agility.
• Vulpix avoided Torterra’s Bite, put it to sleep with Hypnosis, and defeated it with Ice Beam and Ice Shard.
• The referee declared Vulpix the winner, and Gardenia praised its strength before sending out her Level 38 Roserade.
• Gary recalled Vulpix and sent out Kirlia, which used Teleport to evade Roserade’s Petal Dance.

Gary defeated Gardenia at Eterna Gym and earned the Forest Badge, then Rosa and Hilda also beat Gardenia to claim their badges. As Gardenia saw the three Trainers off, another challenger arrived.

• Gary and Kirlia defeated Gardenia's Roserade, and the referee declared Gary the winner of the Gym Battle.
• Gardenia gave Gary a Forest Badge, his second Gym Badge in the Sinnoh Region.
• Rosa and Hilda each defeated Gardenia and earned a Forest Badge.
• Gardenia and Gary agreed to have an all-out battle if they met again.
• As Gary, Rosa, and Hilda were leaving Eterna Gym, a new challenger asked Gardenia for a Gym Battle.

Ash caught up with Gary, Rosa, and Hilda at the Eterna Gym and asked Gardenia for a Gym Challenge, but her schedule was full. Gary revealed that he had already earned the Forest Badge and was leaving Eterna City with Rosa and Hilda, while Dawn reluctantly parted with Cosmog.

• Ash arrived at the Eterna Gym with Brock and Dawn, where he reunited with Gary, Rosa, and Hilda.
• Dawn met Cosmog, was captivated by it, and held it after Gary handed it to her.
• Gary showed Ash his Forest Badge and teased him about being a slower Trainer.
• Ash asked Gardenia for a Gym Challenge, but she could not accept because her schedule was full.
• Gary said he and his companions had explored Eterna City and were preparing to leave, disappointing Dawn, who did not want to part with Cosmog.
• Gary, Rosa, and Hilda said farewell to Gardenia and returned to the Pokémon Center with Ash and his companions.

Gary, Rosa, and Hilda stopped at a Nature Park Pokémon Center on the way to Hearthome City, where they watched Cynthia defeat Lucian in a televised battle. They ran into Paul, who challenged Gary to a battle, leaving Gary to consider whether to accept.

• Gary, Rosa, and Hilda reached the Nature Park at dusk and checked into its nearby Pokémon Center for the night.
• The three ate dinner and joined the Pokémon Center crowd to watch Cynthia's Garchomp defeat Lucian's Bronzong.
• Gary reflected on the gap between his strength and that of Champion Trainers after watching Cynthia win.
• Paul arrived at the Pokémon Center, greeted Gary and the girls, and explained that he was passing through.
• Paul challenged Gary to a battle, and Gary began considering the offer.

Gary declined Paul's rematch and later met Ash's group at breakfast, where they learned that Cynthia was visiting the ruins at Nature Park. Gary, Ash, Rosa, and the others went to see her, and the chapter ended as someone rushed out of the crowd toward Cynthia.

• Gary refused Paul's challenge because it was late, and Paul left.
• The next morning, Gary and Rosa met Ash, Dawn, and Brock at the Pokémon Center cafeteria.
• The group watched a replay of Cynthia battling Lucian, and Brock explained that Cynthia was Sinnoh's Champion Trainer.
• After hearing that Cynthia was at Nature Park, Gary and the others hurried there to see her.
• The crowd gathered around Cynthia as she studied the ruins, and a figure rushed toward her.

Paul challenged Cynthia to a six-on-six battle and suffered a crushing defeat, after which Cynthia helped treat his Pokémon and guided him and the others at the ruins. She then turned to Gary and asked why he had been following her.

• Ash recognized Paul, but Paul coldly dismissed his questions about Gym Badges.
• Paul challenged Cynthia, who accepted, and Gary predicted Paul could not defeat the Champion.
• Cynthia's Garchomp defeated Paul's Chimchar, Weavile, Murkrow, and Torterra without being injured, and Paul gave up on the remaining battles.
• Cynthia reminded Paul to take his defeated Pokémon to the Pokémon Center, then brought Gary and the others to the ruins to offer guidance.
• The Team Rocket Trio tried to steal Paul's Pokémon but were beaten and fled.
• Cynthia asked Gary why he had been following her.

Cynthia recognized Gary through Lucian and Aaron and praised his interpretation of the stone tablet’s message as bonds between Trainers and Pokémon. She then challenged him to a three-on-three battle, which was about to begin in a nearby clearing.

• Cynthia revealed that Lucian and Aaron had told her about Gary and praised his strength.
• Gary explained that the stone tablet’s message referred to bonds formed between Trainers and Pokémon, and Cynthia applauded his answer.
• Cynthia challenged Gary to a battle so she could see his abilities and his bond with his Pokémon, and Gary accepted.
• Cynthia led Gary and the others to a nearby clearing, where Brock volunteered to referee.
• Brock announced the three-on-three rules and called for Gary and Cynthia to send out their Pokémon.

Gary faced Cynthia in a battle between Blastoise and Garchomp, learning firsthand how much stronger the Regional Champion was. After Mega Evolving, Blastoise struggled to match Garchomp and was left down in a cloud of dust after Cynthia’s counterattack.

• Cynthia sent out her Level 88 Garchomp, and Gary answered with Blastoise.
• Gary Mega Evolved Blastoise and ordered it to use Hydro Pump, but Garchomp’s Flamethrower pushed the attack back.
• Blastoise combined Water Gun with Hydro Pump to meet Garchomp’s Flamethrower in a stalemate.
• Garchomp caught Blastoise’s Rapid Spin with Dragon Claw and struck it with Dragon Pulse.
• Blastoise crashed to the ground in a cloud of dust, and Gary called out to it.

Gary's Blastoise was defeated by Cynthia's Garchomp, so he sent out Kartana, an Ultra Beast, to continue the battle. Kartana displayed its power, and the fight remained underway as Gary ordered it to charge at Garchomp.

• Cynthia's Garchomp defeated Gary's Mega Blastoise, and Gary recalled it.
• Gary sent out Kartana, which Ash could not identify with his Pokédex, while Cynthia recognized it as an Ultra Beast.
• Gary explained that Kartana was codenamed UB04: Blade and that he had caught it while vacationing in the Alola Region.
• Kartana used Swords Dance, Air Cutter, and Sacred Sword against Garchomp, cutting through its Dragon Pulse and drawing Ash and Paul’s attention.
• Kartana launched Razor Leaf, which Garchomp burned away with Flamethrower, then Gary ordered Kartana to charge in with Psycho Cut.

Gary’s final battle against Cynthia began with Zeraora facing Cynthia’s Mega Garchomp after Garchomp defeated Kartana. As Draco Meteor rained down on Zeraora, Gary began calling its next move.

• Cynthia’s Garchomp exploited an opening to defeat Gary’s Kartana with Breaking Swipe and Flamethrower.
• Gary sent out his final Pokémon, Zeraora, and he and Cynthia reflected on how they had met their partners.
• Cynthia used the Key Stone in her lipstick to Mega Evolve Garchomp, then Gary and Cynthia began their final battle.
• Zeraora dodged Dragon Breath with Quick Attack and exchanged close-range blows with Garchomp.
• Cynthia’s Garchomp unleashed Draco Meteor toward Zeraora, and Gary urged Zeraora not to panic before starting to call its next move.

Gary’s Zeraora fought Cynthia’s Garchomp but lost their final clash, making Cynthia the winner. Gary accepted the defeat and vowed to become strong enough to defeat her, while Cynthia asked him to introduce Cosmog.

• Zeraora survived Garchomp’s Draco Meteor and Dragon Ascent by using Substitute, then struck Garchomp with Plasma Fists.
• Gary and Cynthia agreed to settle the battle with Giga Impact, and Garchomp overpowered Zeraora and won.
• Brock declared Cynthia the winner, and Gary said he would work hard to defeat her someday.
• Rosa and Hilda reassured Gary, and he embraced both of them as Brock watched enviously and Paul left.
• Cynthia asked Gary to introduce Cosmog, and Gary agreed.