" Shall I make sure you're not bored?” Yeo-eun makes a living working as a quick-service courier. While delivering documents to a secluded mansion deep in the mountains, she comes face to face with a beautiful man named Tae-hee dragging a corpse, covered in blood. “Why don’t you stay the night and head out tomorrow?” Trying to escape this mysterious man who insists on keeping her there,Yeo-eun flees into the snowy mountain…only to end up in an accident. Until her leg heals and the snow melts,she finds herself stranded alone in the mansion with him. " Shall I make sure you're not bored? " Worn down by loneliness, Yeo-eun can’t help but fall for Tae-hee’s gentle kindness…even though she knows he might be dangerous. But when she finally uncovers a truth, she never wanted to believe, Yeo-eun must make a choice.