Kimi no Iru Basho

In the distant future a girl was used to recreate a lost city in virtual space. Due to being hospitalized for an incurable disease, Sachi becomes lonely but still falls in love with a boy, Ryou, who goes to school as she watches from her hospital window. She's confused by a tingling new emotion and the lines of reality begin to blur as she subconsciously tries to pull him into the digital world. ...