My A.I. Girlfriend

Hinata Hajime is a very lonely boy. He barely leaves his house and just sits in front of his computer. One day, his two friends, Chihiro Fujisaki and Kazuichi Souda come for a visit. He let's them stay in his room but secretly the two create an A.I. named Chiaki Nanami. They secretly leave during the night. When Hinata finds the A.I., he is amazed.