Goodbye World is a narrative adventure game. Play through 12 stages of a puzzle platformer while following the two protagonists through 13 chapters of their story.

Programmer Kanii and graphics artist Kumade are two friends who met in college. After graduating, they’ve been creating indie games together, but so far life has been harsh; Their games don't sell, and most of their time is spent working part time jobs to make ends meet... As Kanii desperately tries to find a way to make a product that sells, Kumade makes a decision―