The Seven Deadly Sins are in search of their relics, the sacred weapons that King Liones had offered them. Their investigations lead them to Vaizel, the day of the great annual brocante. What is not their surprise when they discover Diane's relic, offered as the first prize of a wrestling tournament! Neither one nor two, Meliodas, Ban and King join the competition. But not everything will happen so easily: among the other competitors are two sacred Knights as well as a mysterious masked girl wearing the uniform of the Boar Hat. Elizabeth would have discovered talents for the fight?!