She reunites with her brother who has decided to study abroad and has returned home. She feels lonely and anxious about being separated from him again, and wants to tell him the tight feeling and hidden feelings... "Even if we are far apart, my feelings won't change. I will always love you, big brother!" A forbidden love story between Kotone, an innocent and spoiled little sister, and her brother. Her small body trembles as she gradually awakens to pleasure. The bond between brother and sister as they indulge in carnal desires, repeatedly cumming inside each other... *There are no performers under the age of 18 in this work.