High school student Kusakabe Makoto has to work all day to raise money for the treatment of his younger sister, who suffers from a serious illness. The father is unemployed, the mother ran away, leaving the children, bullying at work ... Despite all this, he does not lose hope and continues to live for her sister. But having learned that she did not have long, Makoto falls into despair. Fear of the unknown causes him to take a different look at the value of human life.

Ao Minato, a young man who murders his stepfather who repeatedly abused his family, ends up in a juvenile detention center. However, the sister he was supposed to protect commits suicide due to her suffering, and their older sister Akane has gone missing.
 
Ao arrives at a certain shrine and prays for his sister's safety, his only hope, and vows to the god that he will do anything for that, but...
 
The blockbuster panic suspense "Gyakusatsu Happy End". The new chapter has finally begun.
 
(Source: Young Animal Web, translated, edited)

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