Kimi no Kanaderu HikariA request to Tama!; La tua luce; Tama ni Onegai!; Tama, Please!; The Light that You Create; きみの奏でる光; タマにお願い!

4. Kimi no Kanaderu Hikari (The Light that You Create) There’s a rumour going round Yuki’s school about a ghost who inhabits the old music room. One day, while playing the piano in the music room, Yuki is approached by that ghost… - The Zero Alliance