Souta tried checking the door to the underground passage, but are unable to find the door. Everyone complained that Souta agreed to go on a date with Akane, so Souta goes on a date with everyone but Nanami, who chooses to stay at Quest Dorm and Ruri, who stayed behind. Souta and Ruri examine the underground passage, where they found a stone chest that wrote the same content as Souta's letter. The Samurai, Mei appears.