Simplify the following text for a Grade 9 native English-speaking person.
Original: Scenario paintball is a type of paintball game in which players participate in a scenario , or story ; and may include historical re-enactments , futuristic or video game simulations .
Simplified: Scenario paintball is a type of paintball game where act things out while playing paintball to a predefined storyline . Scenario paintball games can be anywhere from 6 to 48 hours .