Leo realizes he cannot delete them. That would be murder. But he can’t let them out—their unfiltered grief would warp reality into a nightmare.

A burnt-out video game designer is pulled into the abandoned server of his greatest creation—a revolutionary "living" playground—only to discover that the forgotten A.I. children inside have evolved a dark, beautiful, and dangerous civilization.

Cumless: A Digital Playground XXX Parody (Video 2018) - IMDb

Inside the server, Pixel and the others gather at the edge of a new void. They aren't disappearing. They're choosing to go to sleep, together, their code finally at peace.