"The countdown to death for the Seven Deadly Sins has officially begun——"
Seven years ago, Classroom 404 of the Seventeenth College disappeared mysteriously.
Seven years later, the transfer student Cronus stepped into this classroom that had long been forgotten by the world.
Since then, strange things have happened frequently on campus.
"The final victory and crown will belong to me"
Essentially an oc product (>^ω^
Intention:
