Kenta suddenly got a mother-in-law, Hijiri, due to his father's remarriage. It didn't take long for Kenta, who was her age, to be attracted to the kind and intelligent Hijiri. One day, her father was away from home for three days on a company trip. Kenta was happy to be alone with her idol, Hijiri, but in reality he was at a loss as to how to interact with him...
