The Seven Deadly Sins: Four Knights of the Apocalypse manga volume 8 features story and art by Nakaba Suzuki.

At the terrible sight of his friends near death, Percival was on the verge of surrendering himself to an unknown dark magic. But at this moment of crisis, Prince Tristan intervened and put a stop to the terrible transformation… for the moment. Now that Tristan, Percival, and Lancelot have been brought together, they just need to find the fourth knight - Gawain - who has suddenly disappeared somewhere in Liones! Between prophesies, deception, and chaos, will the four knights finally gather and discover the truth?!