A guilty look crossed Sirius’ face. "I’m a horrible sibling. I should have looked into it a long time ago instead of just making judgments about it." They crossed their arms, pulling themself into a ball on the other side of the sofa. "Seven years, Moony. My little brother has been in a relationship with two of my best friends for seven years and I didn’t notice." They squeezed their eyes shut, but were unable to stop the flow of tears.