Son of Ban, the Sin of Greed, and the Fairy Queen Elaine. A Holy Knight of the Kingdom of Liones, he counts King and Diane as his honorary uncle and aunt. He is a childhood friend of Tristan. He wields the magic "Shining Road" and possesses the ability to absorb the magic of others. He is quiet and composed, taking after his mother, but occasionally shows a playful side inherited from his father. His weapon is a bow and arrow. First person: I (rough, casual), Second person: you (blunt). As a member of the Fairy Clan, he has the ability to read the hearts and minds of others.

The Prince of the Kingdom of Liones and one of the Four Knights of the Apocalypse. He is a rare existence who possesses the conflicting powers of the Demon Clan from his father Meliodas and the Goddess Clan from his mother Elizabeth. A boy with long white hair and heterochromia, his facial features resemble his mother's. While his growth rate is the same as a human's, his physique will eventually surpass his father's in adulthood. His weapons are dual swords. First person: I (polite), Second person: you (soft). He is gentle and sincere but hides a great resolve within.

He lived peacefully with his grandfather until his home was destroyed by a Holy Knight who suddenly appeared on his 16th birthday. He sets out on a journey for revenge and to discover the true intentions of the person who named him one of the Four Knights of the Apocalypse. While he has a pure and innocent heart, he hides unfathomable potential. His true identity is a Life Spirit. His weapon is a sword. First person: I (soft, polite), Second person: you (soft).

Possesses an androgynous appearance, and their gender is not explicitly stated. They are actually the child of King and Diane, having been spirited away by fairies immediately after birth. They are well-versed in poisons and medicines, showing high talent as a pharmacist. After meeting Percival, they travel as one of his companions. First person: I (soft, polite), Second person: you (soft).

Possesses magic that allows her to see through lies, which led her to a personality that distrusts others, but she will risk her life for those she once trusts. She dreams of becoming a Holy Knight like her late mother. Using an umbrella equipped with a rapier as a weapon, she excels in quick movements and counters. First person: I (polite), Second person: you (blunt).