Many workers struggle with the Monday blues. However, Yuri and Oshiro find that Saku comes into work every Monday at the top of her game. Perhaps she knows of some kind of secret countermeasure?! In actuality, Saku only thinks about work and Yukichi.

Yukichi reminisces about his past as he continues to spend his days with his worthless human. Though he has new worries every day, he manages to get by with is masterful skills. After all, he is the most masterful of cats.