"What, the last train is gone!? Should I let you stay at my house?" When I accepted the invitation of the beautiful manager of my part-time job, I lost all my reason when I saw her wearing a housecoat without makeup... Mei Washio

The movie revolves around the protagonist, who is invited to stay over at his beautiful manager Mei Washio's house due to transportation issues. As they spend more time together under one roof, the protagonist finds himself drawn to Mei's charms, particularly when she appears in a housecoat without makeup. Their relationship as superior and subordinate at work becomes complicated by their growing personal connection, leading to a exploration of boundaries and social norms.