It is common for friends and families – and even organisatons – to disbelieve children who say they have been sexually abused (even though it is extremely rare for children to make up abuse allegations) and instead back abusers.
https://www.rnz.co.nz/news/in-depth/462406/the-town-that-backed-a-child-sex-abuser
This mother did not allow adversity to stop her from doing what was right for her son. Survivors of sexual abuse and their families often endure many challenges: often without support from friends and the community.