Krimson City needs more men like him on the force and it’s an honor to be working with him."
— —Sebastian, writing about Joseph
Despite initially being optimistic about working with Joseph, Sebastian's slow descent into alcoholism has turned their partnership sour. Concerned with Sebastian’s safety, Joseph filled a report to Internal Affairs, which saved Sebastian his job, but created an emotional rift between them.
During the events of the game, Sebastian shows dedication in protecting Joseph, going so far as to put Joseph's well-being above his. Despite the events of the past, the friendship that the two have is still very apparent.