The final round draws to a close. The Holy Knights descend upon the sins giving them some new powers and improved equipment. The Deadly Sins are pushed against the ropes.

News of an armored giant walking around the mountains reach the holy knights and they quickly send an assassination squad to deal with it. In the meantime, Meliodas's group also finds out about the mysterious giant. The holy knight team, the sins, and the giant clash in three-way battle with a very interesting outcome…