Korn and Intouch were university students in Bangkok. At first, Korn kept pushing Intouch away, but in the end, he couldn't resist the boy who was so full of life where he was the exact opposite and decided to let him into his heart. However, in a time where homosexuality was unacceptable and having parents that were against their relationship and each other, Korn could not deal with all the suffering his lover was facing and decided to give up. That day, two sounds of a gunshot rang through the air. Their story ended with tragedy. Years later, a freshly returned to Thailand, Pharm has grown up always feeling like he is waiting for someone. Dean, the third year swimming club's president has also spent his life searching for someone whose faces he can not remember. The red thread that binds the two hearts together will always lead one back to the other....

This is a story of four curious girls each of whose problems originates from family problems and lack of familial love. The only remedy for them is friendship that helps unwound their trauma. They leave all their troubles behind and create their own world upon which drugs grant them the way out, and along that path they are confronted with their fates together.There is just a drug to soothe the heart. Until the end, it became a huge problem that they had never expected from a small step that wanted to try to take it too far to go back. When they realized it again, they could only feel "regretting" the moment of them life. The bad thing And it's a big lesson at the price of your whole life....