Fuka Saeki (
Nana Asakawa) drops by at Sakura's (
Miki Maya) book store, with her 3 year old daughter. Sakura tries to find out from her, the kind of lifestyle she had been leading, since she became a single mother. Fuka tells her that there's someone she's been going out with, and that she's intending on living with him. Meanwhile, things get a little complicated when Sakura finds out about her son's murder which took place 16 years ago.