The Female Instructor: Tight Swimsuit

くいこむ水着 ～インストラクターの女～

Also known as Kuikomu mizugi ~ insutorakutā no on'na ~, Swimsuit that digs in ~The female instructor~

A heartwarming drama about an unremarkable man and a giant woman. Kazumi, who runs a struggling tutoring school, sneaks into the franchise company as a thief. However, she is stopped by a large female security guard, Bu-yan, and also by Asahi, the son who has followed his father.