Letter from the Backpack

Synopsis

Shocoranche, the Cocotama born from a school backpack, comes to meet Rino, the backpack's owner. But Rino says, "I don't want to even see the backpack anymore. I don't want to go to school either." Since Shocoranche's dream was to go to elementary school with Rino, she sets out to find out why Rino has stopped wanting to go.