A long time ago, a winged maiden was held prisoner in a castle - cursed never to experience love, lest she die. Centuries later, in a sleepy coastal town, a young girl relives this agony.

The film adapts and expands the Planetarian visual novel by Key. The story is set in a dystopian future where biological and nuclear warfare has left a once prosperous civilization in complete ruin. The film tells the story of an old man travelling around with a mobile planetarium projector to show people the stars.

With a double performance of piano and violin and complete improvisation, TAM performed live music in the doujin shop for the first time in Melonbooks Nagoya 2 Go. Featuring music from Kanon, AIR, CLANNAD, Final Fantasy and Super Mario Bros.