Tokei Jikake no Etranger
時計じかけのエトランゼ
Aki and Mikoto Tachihara are cousins attending the same middle school. Aki struggles academically and often depends on Mikoto, who is unaware of her feelings for him. After experiencing a strange dream, Aki discovers a girl named Nao in her room. Nao appears to be from 25 years in the past. The story includes two one-shots titled "Pearl no Kimochi" and "Himawari no Illusion."