Tiaki is almost 30 years old, she is lonely and does not know what she wants from life. Her apartment is littered to such an extent that the girl is embarrassed to invite friends to her. Everything changes when a handsome neighbor makes a remark to her about the garbage left on the balcony. This makes her look at herself in a new way and decide to change. Armed with garbage bags and enlisting the support of Marie Kondo herself, the girl goes to conquer mountains of things in order to finally start the life of her dreams.