Arc 1The Ink Fish Breakthrough

Luo Yu inherited his parents’ research institute, raised July, and bred Ink Fish with healing abilities that earned him funding and a major expansion. After discovering that Ink Fish could briefly evolve into a Water Devil Beast, he began developing a way to use dependent evolution to give himself another pet-beast contract, while offering Chen Bo work at the institute.

Chapters 1–2525 summaries

Arc 2The Grotto and the Ghost Ship

Luo Yu expanded his institute’s research, trained Wang Ze’s students, and pursued a way to evolve July through the Ancient Evolution Stone. He joined Shui Wuyue’s voyage to Thousand Rock Island, where July’s fishing brought aboard an undercover investigator who warned that pirates planned to attack Mirror Moon Island.

Chapters 26–5025 summaries

Arc 3The Water Devil Beast

Luo Yu contracted a Bee Empress, advanced his breeding and evolution research, and warned Mirror Moon Island of rising threats. After demonstrating a method to evolve Ink Fish into Water Devil Beasts, he won the island’s support and prepared for the Abyss Trial.

Chapters 51–7625 summaries

Arc 4The Bee Empress’s Rise

Luo Yu developed the Bee Empress and her Knight Bees while pursuing the Abyss Trial, the Dependent Evolution Method, and July’s growth. The arc left him preparing July for a Poison King spar as Shi Qianqian arrived on Mirror Moon Island and witnessed his sting-training demonstration.

Chapters 77–10125 summaries

Arc 5The Water Devil Beast Legion

Luo Yu developed new Water Devil Beasts and products while arranging a warship and preparing for the Abyss Trial. He returned to Mirror Moon Island and revealed an evolution that produced a powerful Monarch Water Devil Beast, drawing Shi Qianqian’s interest.

Chapters 102–12625 summaries