Kagamine

Dibunuh oleh raja iblis, seorang pahlawan tiba tiba bereinkarnasi menjadi murid Nakal di akademi sihir. Kini ia ia akan berjuang membuat kehidupannya sebahagia mungkin, sebagai ganti penderitaannya di kehidupan yang lalu

Len Kagamine was an ordinary little boy who has gotten back from the dentist. His mother wishes to give him a treat. So she brought little Len to the toy shop. He found a battered doll with scratches and cracks. And a peculiar bandage around half of it's face. Pail blonde hair. He decided to name him, Oliver.