Bleach Volume 3

Keeping the modsoul, Ichigo places him in a stuffed lion plushie while naming him Kon. Ichigo and his family later visit their mother's grave on the anniversary of her death. When Ichigo tells Rukia about his mother's death, Rukia suspects that his mother was actually killed by a Hollow. While visiting the gravesite, Ichigo's younger sisters, Yuzu and Karin Kurosaki, are attacked by a Hollow named Grand Fisher. Upon learning that Grand Fisher was the one who killed his mother, a rage-filled Ichigo overwhelms the hollow as his opponent escapes. Recovered from his injuries, Ichigo admits that he wants to stay a Soul Reaper so he can protect others.

Memories in the rain
Contains chapters 17 - 25.