After recovering his grandmother’s brooch with the help of his lover, police officer Hiroki, Yuto retires from being an informant and decides to live a peaceful life. However, he can’t help but look into the CEO of a magazine company that his sister started modeling for! At the same time, his sister, Eimy, can’t believe her brother's dating a cop because of his sketchy appearance, and decides to do some investigating herself. The thrilling love story between police officer and informant is about to kick into high gear!