Arc 4Journey to the Tribulation
Class Zero faced Evil Soul Masters and traveled to Spirit Transmission City to witness a Soul Beast's tribulation. Along the way, a train accident exposed a Tang Sect factory and prompted Di Tian to attack the sect.
- Gu Yue lost sleep watching dragon videos, while Wang Dong joined Class Zero and reunited with Chen Jianshu.
- Tang Wulin and Tang Yin survived attacks by Evil Soul Masters, while Chen Jianshu and Na'er used the Dragon God Transformation to defeat others with their allies.
- Leng Yaozhu introduced Gu Yue as her disciple to Di Tian, making Gu Yue Na'er's junior niece.
- Chen Jianshu healed a wounded golden retriever named Bruce, whom Wu Bingyu adopted.
- Wu Changkong announced a trip to observe a Soul Beast's tribulation, and Tang Yin received a second major demerit after a cafeteria dispute.
- A signal tower collapsed onto the group's train, and Chen Jianshu's Diamond Mammoth died protecting the students.
- Wu Changkong uncovered a Tang Sect military factory beneath the tower, and Di Tian later destroyed the sect's research area.
- Gu Yue reconsidered her hostility toward humans, and the group watched the Six-Winged Demon Tiger survive its tribulation.