"So it’s you, the girl who’s been taking my place." Just as Sooha and Heli settle into life as the school’s official couple, carefully concealing Sooha’s vampire identity, a mysterious girl named Sellen appears, bearing the exact same face as Sooha. Sooha has spent this life creating cherished memories with Heli, while Sellen carries the lingering, bittersweet love of their past life. They were never meant to meet. Yet their dangerous, heart-wrenching romance begins anew.