Ep. 1: Yuki pursues Kaori despite her claim of losing memories of friends every Monday.
Aired on April 7, 2014

On Monday, Kaori Fujimiya rejects Yuki Hase's friendship proposal. Friend Shogo Kiryu advises Yuki to ask why, but Kaori feigns illness. On Tuesday, Kaori states she cannot have friends, so Yuki compromises to have lunch as acquaintances. On Wednesday, they discuss after-school activities. On Thursday, Kaori excitedly shows a crêperie flyer but stops, reiterating they are not friends. Yuki asks for her view on friendship. On Friday, Kaori tearfully explains she loses memories of people she gets close to every Monday. Yuki is in disbelief. On Saturday, Shogo encourages Yuki to pursue Kaori. On the following Monday, Kaori confirms the truth with a dark expression. Believing she wants a friend, Yuki asks her to be friends.
Episodes
- Ep. 1 · Yuki pursues Kaori despite her claim of losing memories of friends every Monday.
- Ep. 2 · Yuki and Kaori navigate their memory loss cycle through shared experiences and diary entries.
- Ep. 3 · Kaori shares lunch secrets with Shogo, who helps her retrieve a forgotten diary and aids her memory recovery.
- Ep. 4 · Rumors of friendship between Kaori and Shogo cause Yuki to upset Kaori, leading to a fight.
- Ep. 5 · Saki Yamagishi and Kaori build a friendship despite her memory loss and no-talking rule.