A slavery gang captures a rare mermaid child named Myu and decide to sell her. Hajime returns Will to his father and collects his fee. Deciding they need a break they explore the city as tourists. At an aquarium they meet a sentient talking fish and decide to free him. As thanks he passes on a rumour of a captured mermaid child. Deciding this bothers him Hajime and Shea wander the city until he senses the child in the sewers underground and rescues her, enraging the slavers boss. Hajime and Shea keep Myu safe but struggle with what to do next. Elsewhere Yue and Tio discuss sharing Hajime between them. Hajime decides to give Myu to the city guards, despite her begging to stay with Hajime...