The problem with promises

See, the problem with promises was that you had to keep them. And if one of those broken promises involved ending up in Tartarus with your soul mate then so be it. Noncanon couples and threesome ClarissexAnnabethxPiper inside. Mentions of PercyxReyna and JasonxNico. Yes, JasonxNico. Don't judge me. Spoilers for Mark of Athena and House of Hades.