A turn-based RPG about dealing with irritations during your workday
Passive aggressively battle the man sitting next to you on the bus
Fight your way through a line at a coffee shop
Fight your anxiety about being late
Leftovers
Similar to Tunic conceptually. In Tunic, pages of a used game guide are collectables that can help you progress. In Leftovers, you have have a game with a pre-existing save file that you can reference.
Pull items from the other save?
Spoil character interactions, or know what a choice will do?