Aino, a subordinate, is asked to take care of his immediate superior, Director Aino's wife (Yuna) while she is away on a business trip. Yamashita has no choice but to come to the Aino house because it is the director's order, but he is surprised to see Yuna's face. "What? This is the director's wife? She's so cute!" Yamashita's work mode was blown away in an instant. Lewd fantasies about Yuna start to pop up one after another...