Out in the Wild West, there is a small town called San Mar Valley. When a devious ex-criminal attempts one final heist, a domino effect of everyone's dark pasts come to light, are more entwined than they thought, and might just be the missing pieces they'll need to win and stop the biggest fugitive of the West for good. Welcome to San Mar Valley.

Spontaneous Kim Sungah meets the shy Kim Ryeowook. Helping him overcome his depression and all his insecurities, Sungah shows him what a true first love fantasy is all about. But that's just it. A fantasy. A game. Ryeowook immediately falls head over heals in love with Sungah, but eventually, he begins to question if her love