Any more would ruin the plot twists.) The game is broken up into 3 formats: Story, Camp and Act. Story is what it means. Camp is when the group is on break and you can interact with each character. And I mean interact loosely. You learn just a bit about their background that adds a bit to the plot. And Act is the platforming portion.

https://www.amazon.com/Worlds-End-Club-Deluxe-Nintendo-Switch/dp/B08WYYYTCB