Unravelling Tapestries

Alabaster Torrington was finally happy with the way his life turned out. He had a boyfriend and a sister and a surrogate sibling, even if he had PTSD. Why his mother decided now was the time to send his family into the past by twenty or so years, to meet some wizards and read some books? Alabaster couldn't say, but his luck had always been terrible. Reading the (HP) books fic.