The One-Armed Blade Returns

On his wedding day, the greatest swordsman in the realm is betrayed by the bride he loved. His arm is severed, and he's thrown into the river to die. But fate has other plans. Rescued by a mysterious woman, he spends five years mastering an unstoppable blade with his remaining arm. When he returns for revenge, he discovers his savior is now the next victim. This time, he'll expose every traitor and make them pay in blood.