Severalyoungcouplestraveltoaprivateislandforamysterioustrainingretreatthatpromisestostrengthentheirrelationship.However,duringtheRetreat,theheroesencounteranancientdemon-aSuccubus.Thismonsterfeedsonthelifeenergyofpeople,takingonsomeoneelse'sappearanceandprovokingvictimstoshowtheworstqualitiesanddoterriblethingseee
姜皓文,朱柏谦,陈湛文,柯炜林,何颖璇,林千渟,卢慧敏,周祉君,吴凤鸣,张凯娸,张满源,黃錠江