Roko is an ordinary high school girl. Her parents divorced when she was 2, so now she’s living in a cheap apartment with her mom. After her father passed away 3 years ago the only photo she has left is one where he’s playing tennis. Roko with little to no memories of him starts developing a father complex. One day Roko meets a boy that looks just like his father. Could he be her lost brother!? Before she knows it her chest starts pounding, beginning her love story!