4 men drink and loss their memories, there a baby

Four childhood friends, now in their thirties, come together for a funeral and, over the course of a long night of drinking and fighting, make an agreement that will change their lives forever.

Four people with different stories in this multiverse tale. There's a reason why everyone gets drunk. Getting drunk after work, Sugeun ends up at another bar for another drink. He gets forced to sit down with Misuk, Yeongja and Junho at a table. They're all of different ages and circumstances but they decide to talk about why they got so drunk, over more drinks

Four friends meet to take mysterious pills that cause instant amnesia at the stroke of midnight.