Techit and Techin are identical twins, from the outside, they are precisely the same, but deep down, they are entirely different. Techit is older by a second....he is devilish and flirtatious who socializes with many women and is quick tempered. On the other hand, Techin is a quiet person, calm, creative, and an introvert. He always has Techit's back. They both run the family's business. Although they have different personalities, they fall in love with the same girl - Knang, an ordinary girl who is friendly and pretty inside and out. She dates Techit, not knowing that he has a twin brother. An unexpected thing happened to Techit, he was murdered for a suspicious reason. Techit's body was found in an old abandoned building. Techin wants to investigate his twin brother's death. Knang had confused feelings and emotions when she is with Techin. Who is the murderer? Will Knang and Techin reveal their feelings to each other after all the tragedy?