Rie Tezuka is hospitalized all year round and spends almost every New Year in the hospital.
When she was seventeen, a voice suddenly said to her: You won't live to be an adult.
Just when Rie was frustrated, another voice appeared: Make a deal with me, and I will help you survive.
So——
Rie Tezuka became a temporary worker in the "Mary Sue Collapse Plot Correction Department".
Mary Sues walked into Tezuka's house one after another, and she needed to drive them all out so that the Mary Sues' targets would not be fooled by their aura.
Intention: I alone am the alliance!