Boku wa Chikyuu to Utau: BokuTama Jisedai-hen II

Four years have passed since the events of *Boku wo Tsutsumu Tsuki no Hikari*. Ren is now in the sixth grade and dealing with emotional struggles related to being a Kiches. He wrestles with feelings of loneliness, unrequited affection, and the absence of his Guardian Angels, as he is the only one in his family still unable to see them. A mysterious girl appears to him and later appears in the dreams of Rin and the other reincarnations from the Moonbase, attempting to obtain their Moonbase passwords.