Collection of three short stories:
- "Incest". Hero does not have siblings but meets a magical angel one day and confesses his dream of having a sister to him. When he comes home a sister is waiting for him.
- "Cat girl Mina". Heroine catches a cold and takes a day off school. As she wakes up she finds a human shaped cat on the bed of the other room.
- "Southern Cross". Noah plan to colonize another star is going to be carried tomorrow. Hero spends the last night before departure with his lover in a hotel.

[From vndbreview]