Thetis’ Tape

When Hades goes to visit the Fates, they are seen working on a tape, which is later revealed to be Thetis’. In mythology, Clotho is the sister who weaves the fates of mortals. Atropos is the one who determines the end of each thread. In the episode, Atropos and Clotho are seen finishing Thetis’ tape, indicating that the Fates have sealed her future.