At the Duke's estate, Ryoma toils away to add his finishing touches to the venue as the wedding fast approaches. The night before the festivities begin, he encounters the mysterious Yui and gains another glimpse of the traveler between worlds who came before him. As the ceremony draws to a grandiose close attended by the gods themselves, a sense of normalcy returns to Ryoma's life. A new adventure in a new destination may lead to a jackpot of slimes the likes of which this fantasy world has never seen.