The League of Warriors: All's fair in Love and War

A teen assassin finally escapes the HQ of the Russian Assassins Club wanting an ordinary life but what he doesn't know is that he has a lion spirit inside him that gives him the powers and skills of a ninja when he finds out he knows that he must never tell his friends about his powers and use them to protect his friends from the forces of evil, on his adventure to stop the forces of evil he found out that there are more people like him and ends up falling in love with a specific girl