Rei Kiriyama moves in to town, and his past is slowly revealed. Alongside battling opponents in shogi, he also wants to find that missing something...

Showdown between Rei and Harunobu in a shogi match! Will Harunobu finally defeat his lifelong rival? Tune in as we celebrate the end of Obon.

Rei must pick up Momo from kindergarten. Nothing can go wrong with doing this errand, right? Unfortunately, this leads Rei to remember more of his past.