Human hearts cannot withstand testing, nor can they withstand repeated use. She actually doesn't mind others using her, nor does she need to hear "thank you" every time. What she resents is that she does so much for others, only to receive surface-level gentle thanks, while they laugh at her as a fool behind her back, and then use her again when new problems arise, repeating the cycle.
After Zhou Weiwei successfully went to Huixing and then came out of Huixing, the two completely severed all contact. Of course, cutting contact was necessary, as she feared going back to Huixing and reclaiming her title as the "Queen of Huixing." In the entertainment circle, for resources and hype, many friendships turn ugly, tearing each other apart. They were never the only pair.
