The protagonist quit his club a few days ago. While wandering around the school's club building looking for a club to join, he happened to be in the tea ceremony club's room by chance.

There he met a senpai, Himemiya Tsubaki, who forcefully recruited him into the club.

In the tea ceremony club full of ghost members, a love story that starts with a club activity for just the two of them begins.

[Translated and edited from the Official website]