Richard accepts a bet that he can't find a companion to a friend's wedding, not knowing the dating app he's using includes a 45-day contract.
Wary of the effects of his good looks on others, a shut-in agrees to attend high school for the first time and meets a girl who's immune to his charm.
Sent from the future to look after a lonely girl, Eggy finds himself falling for her. But dating is forbidden and would risk both their fates.
A surprise trip to Seoul reunites Dhea with an old flame, forcing her to face past feelings and question her current relationship.