Arim was returning home after work, drunk and wasted when a handsome man appears in front of her and introduces himself as a "Werewolf". He asks Arim if he can stay in her house for a while. Due to this wolf-man's request, Arim, and Ten begin their dynamic cohabitation. The gorgeous werewolf, Ten, is attracted to Arim's scent and chooses her as his "mate". Arim teaches Ten about the human culture and society and starts feeling some kind of warmth in her heart when she pends time with him. Will Arim eventually all in love with Ten?