A puma named Tanaka who works at a game development company goes over his life story: He spent 100,000 Yen from his father's credit card in an online auction for a unique Donraku eraser that never arrived to feel special in his class. Tanaka's peers moved on from collecting erasers and his dad beat him after discovering the charge on his credit statement. After growing up and joining the game dev company, Tanaka got addicted to a mobile online game called Zooden, spending large sums of real money to try and get the incredibly rare Dodo bird in the game...