Darkness and Sins

Taking a Job befitting for an Adamantite-ranked Adventurer which is to explore a mysterious island continent of Britannia in the New World, Momon (Ainz Ooal Gown) and Nabe (Narberal Gamma) with Hamsuke finds themselves in a land being subjugated and oppressed by the Holy Knights and end up meeting with the Seven Deadly Sins trying to liberate the kingdom. NnT x Overlord crossover.