Pokemon Masters: Double Black (BSD x Pokemon)

Osamu Dazai was abandoned by his parents at the age of 5 in a forest full of Pokemon near a small remote town called Twinleaf Town where Pokemon researcher Dr. Ōgai Mori took him in. Dazai is a 13-year-old with an Eevee who was caught in a hunter's trap. Eevee has a scar over its right eye and a few band-aids on its back.

Chuuya on the other hand is the same age as Dazai. His parents are usually busy on business trips. His father is a Pokemon evolution researcher, and his mother is one of the most famous Pokemon performers. When his Big sister Kouyou let him get his first Pokemon he chose a Shiny Rockruff who was Smaller than the average Rockruff.

Chuuya's twin sister Jane is a pokemon Performer and takes after her mom.