Seeking to escape her troublesome family environment, Sophie, 15, jumps at the chance to get the spare keys to her wealthy friend Jade`s house. While enjoying the spacious home she thought would be deserted for the summer, she bumps into her friend`s older brother Stephane, who, as fate would have it, was also planning on staying. But instead of chasing her out, Stephane will choose to leave the door open, inviting in a summer Sophie never expected.