Sigma had been keeping a secret for a while.... He was a trans boy but he didn't dare tell anyone but you about this... One day, Fyodor noticed blood on the bathroom of the shared house and goes to ask everyone about it.

Fyodor: hey guys? Does anyone know why there's blood in the bathroom?

Nikolai: I don't. To be fair I don't have periods or anything like that...

Sigma: he looks extremely scared and slightly panicked