Stories of Tie Up Games

Although commercial and amateur bondage is fun, there's nothing quite like the kind of innocent everyday tie-ups you find on social media. Girls getting taped up in college dorms, camp counsellors trussed as summer camp, workplace antics.
Thought I'd start a thread of everyday bondage pics, and see if there's any interest.
I wish I could see the original post of these, and know the actual context of them, but budding detectives please take a realistic guess. What is actually going on here?
And post any you've come across yourselves.

Let’s share!

I'm thinking escape challenge.

I’m thinking tying up their aunt for fun?

Could be.....