High schooler Yūki Hase notices that his classmate Kaori Fujimiya is always alone, and seemingly has no friends. After approaching her Kaori reveals that she loses every memory of her friends each Monday. Despite learning this, Yūki endeavors to become her new friend every week.
|One Week Friends||Rent||See Isshuukan Friends|
|一週間フレンズ。||Rent||See Isshuukan Friends|