Complex sentence: Having nowhere else to go, she runs away to Ms. Walcott's house, meeting her partner, where she apologizes for outing her and tells her that she is considering suicide as she can't stand having her parents hate her so much.
Split into simpler sentences: Having nowhere else to go, she runs away to Ms. Walcott's house, meeting her partner. She apologizes to Ms. Walcott for outing her and tells her that she is considering suicide as she can't stand having her parents hate her so much.