Fish

Vol.2 Chapter 9: The Ride
Vol.2 Chapter 8: Revenge
Vol.2 Chapter 10: Secrets
Vol.2 Chapter 8: Revenge
Vol.2 Chapter 10: Secrets
Fish is the sequel to Pet, it picks where both the ending of Pet manga and anime left, and focuses on the future lives of the story's "pets", in particular Hiroki, Tsukasa and Satoru.