"Purplus and ask me to kiss you again!" The unfortunate lamb Kusakab was forcibly delivered to the house of the most famous criminal of the Hayasaka Senpaja. Just when it seemed that he was going to become a lunch of a wolf, Senpai suddenly asked Kusakab to teach him mathematics. In Timescher, under the sunsets, Kusakab saw the other side of Satpay, which seems to not fit into rumors, and felt that Senpai was really very gentle ... as soon as he lowers his guard, Kusakaby suddenly pushes down and under his caress of his Stenpai gradually fuses . The love story of the heart of a seductive cute young man in a flowering spring will begin.