In the 19+ BL novel, the sub top is possessed. Soohwan Jeon who is not even a sub top, but a disgusting foreign object harassed the main character (Lee Seung-Hyeon) and got killed in the first part of the novel. In order to survive, Soohwan suggests Lee Seung-Hyeon to break off the engagement. “What is your intention this time?” However, Lee Seung-Hyeon does’t believe Soohwan and wants to prove his innocence in an unimaginable way. “Prove it with your body.” “… body?” “We’re going to live together for the next month until my heat cycle and yours come together.” But I will trust you if you don’t touch my body.” So Soohwan returns to the house where he lived with Seung-Hyeon , whom he tried so hard to escape. Will Soohwan be able to prove his innocence without touching Seung-Hyeon this month?