Ara Sir No Ore Ha Bessekai Sen Ni Gyakko Saisei Shitarashi (PASH! Books) [Light Novel]

[Machine Translation] He was a communicator, a botch, and a shy guy in the Alaska summer. Kosei Masaki ( 30 years old ) was hit by a truck when he left a restaurant after the after-party of his junior's wedding. When he wakes up, his body is back to the age of 15, but for some reason he is in the modern world! He is now in a new world with a family that was not supposed to be there at the time, and his relationship with them is different than it was back then. He is now living in high school for the second time. This is the story of his life and adolescence.

コミュ障ボッチで陰キャだったアラサー男。真崎幸星(30歳)は、後輩の結婚式の二次会が終わり店を出たところで、不運にもトラックに撥ねられた。目覚めると身体は15歳に戻ったのに何故か現代世界!?当時いるはずのなかった家族の追加で、当時とは違う家族との関わり。そして2度目の高校生活を送ることに。そんな彼の人生・青春やり直し物語。