Nanatsu no Taizai: Mokushiroku no Yonkishi

Percival has always lived with his grandfather in God's Finger, a remote refuge that sits high above the clouds. And although he loves the simple life, he secretly yearns for adventure. But Percival's life changes forever when an intruder - who shares a shocking connection with him - destroys everything he has ever known. With nothing to do but pursue the one who took everything from him, Percival sets out alone. During his journey, the sheltered boy discovers that there are many things he doesn't know about normal life. Fortunately, he finds friends along the way who can help him survive - but how will they react when they find out about Percival's fate... and how it is connected to the end of the world?