>>88331000I mean, she only streamed around the Obsydia anniversary and the anniversary itself. She abruptly stopped after the member watchalong just after it and only appears in events. The only real interaction was her 3rd year anniversary of the membership post.
Part of me wants to think it's some working visa issue since she never appears in livestreams and the events have the plausible deniability of being recorded before her visa expired, which Anycolor can use if anything legal comes up which lines up with how scummy and low effort they are.
If Petra decided to fill in a graduation notice, they might not want to renew it simply out of malice.