Epic games shows that I'm still playing even though I'm not at home?

I went on vacation for 5 days. I'm 14 years old and when I was on vacation my friends wrote me that I seem to be playing Epic Games and Discord Fortnite. They also sent me pictures and videos. I then looked at my phone in the Discord app and there was actually that I would play Fortnite.
Only my sister, her friend and my father were at home.

Is there a way to see when you were last in Fortnite on.
I have a feeling that it was the friend of my sister, but I do not know exactly.

Maybe it can be an ad bug… The best next time to come up with something before driving away. The main thing you have lost nothing.

Yes, I thought so synonymous but when I came home my screen was my mouse and my keyboard changed

Yes, then it can only have been him.