Hyunho suffers from anxiety whenever he meets women. To help him, his wealthy second-generation friend Minwook prepares the 'Loveholic Project'. They gather fake guests at a resort before its opening and launch an operation to seduce Hyunho. From then on, Nayoung keeps inserting herself in front of Hyunho at every scene. The problem is, Nayoung is not an invited guest. Can the 'Loveholic Project' for Hyunho succeed?