Lee Donghae fell for Lee Hyukjae quickly. Whether it was Hyukjae's smile, or his overwhelming charisma, Donghae fell hard. Being a single father of two 4D twins was taking its toll on Donghae. So when he leaves his home for the first time in years to go clubbing with a few friends, he is caught off guard when Hyukjae shows up and has Donghae head over heels. All in 10 seconds.