Fumi, the author, holds a deep fondness for his childhood friend Woo-tan. On a monthly basis, Woo-tan visits Fumi, wearing a pair of rabbit ears, seeking solace. Although Woo-tan was once calm and unassuming, he has now developed an alluring physique. Fumi began pursuing writing to express his affection for Woo-tan, but unexpectedly, they now live together!