Chapter 1 (4KOA)

is the first chapter of Mokushiroku no Yonkishi manga series.

Summary
On a island above the clouds known as God's Finger, a young teen named Percival lives alone with his grandfather, Varghese, in their small cabin. Realizing tomorrow is Percival's 16th birthday, as the boy forgot, Varghese tries to convince Percival to explore the outside world but he doesn't show interest.

Later that night, as the two are eating sky fish, Percival hears his grandfather speak a motto in his drunken state and as they go to bed, Percival sneaks out to go to the top of the hill and ponders on what his grandfather spoke of. He falls asleep and dreams of Varghese saying something to him but is unable to make it out.

Waking up the next morning, he sees a fog has settled over God's Finger and an unknown knight in red armor appears on a flying boat and suddenly attacks him and his grandfather, leaving them both for dead in his attempt to prevent the coming of four prophecised individuals known as the Four Knights of the Apocalypse. As Percival tries to tend to his grandfather, the latter reveals the man to be his son and Percival's father, Ironside.

Question Corner
Q: How did you spend your time after Nanatsu no Taizai ended?

Nakaba: I cleared a few games I once gave up on clearing. And I did rough drafts for the movie and the *****.

Q: How tall is Percival?

Nakaba: 150cm.

Q: A message to the readers for whom Mokushiroku no Yonkishi is the first manga from you?

Nakaba: My aim is to write a manga you can enjoy regardless of not knowing the previous work. Please take care of me.

Q: Percival and his gramps have been together for 16 years, did they ever have a fight?

Nakaba: They haven't, because they're very friendly.

Q: Does Percival like studying?

Nakaba: "Studying... what is it?"

Q: What is that you came to like during the perparation of the series?

Nakaba: Harry Potter and Fantastic Beasts.

Character(s) in order of appearance

 * Percival
 * Varghese
 * Ironside