Lisa lives in a house whose windows overlook the end wall of a neighboring building, blocking the sky. This is difficult for her, because she is from the breed of free birds. She rushes to judge everything with all the fervor of youthful maximalism and suffers as she enters the hitherto unknown world of adults, where the simplest things become complex, and her friendship with the boy living next door is coming apart at the seams. Is it because she is preparing to give way to another feeling, or because of the strange relationship between her parents, which Lisa is unable to understand?..