In order to protect the future of Vongola, the tenth generation of Sawada Tsunayoshi went back to the past, annihilated another person who traveled through time and space and tried to change the past, and protected the Vongola family.
Vertical time, horizontal space, who is playing the chess piece, and who is directing the farce?
In the blink of an eye, you are lost in the past and future.
The original work comes from the Tutor Bar "Meteor" (there will be more updates on the post bar). This article has been slightly edited.