Nana, the female president, was obliged to leave her son Yuta for three days from her acquaintance. However, Yuta's true body was an immense caterpillar! It is strict to the employee, and Mina is gentle to the aggressive approach of Yuta. At home, we take a bath together, and in the company, secretly handle it secretly. Unina who was frustration became captive of sho Tachi Po.