The red velvet cover is for the version that came in the special case, inside is the blue cover you see below.
Personal Notes: I like the intro track, Chou no Hana and The sequel but the others not as much.
Tracklist:
1. To the spiral inside
2. Ressun (レッスン; Lesson)
3. MIST ~Autumn of feel sad~
4. Whiteness ~Yuki no Kubikazari~ (~雪の首飾り~; ~Snow Necklace~)
5. Chou no Hana (蝶の花; Butterfly Flower)
6. The sequel