Bug: Trying to Replay Scenes in the Main Menu Leads to a Black Screen with the Chill Music Playing
Suggested fix (unconfirmed): Avoid finishing the sex scene, and instead leave it before completion so Muffin remains in the menu.

4 fixes · 0 how-to answers · Steam discussions
Suggested fix (unconfirmed): Avoid finishing the sex scene, and instead leave it before completion so Muffin remains in the menu.
Suggested fix (unconfirmed): Wait for the next patch to fix the issue.
Suggested fix (unconfirmed): Decrease the resolution sliders and change the reflection type from Lumen to Screen Space.
Suggested fix (unconfirmed): Wait for shader compilation to finish, or update your graphics drivers to prevent GPU timeouts during startup.