A century after a comet strike flooded the Earth, humanity survives on floating ships while giant sea monsters called leviathans hunt below the waves. Bota and his sister Lita scavenge the submerged ruins with their father until a deadly encounter changes everything and they meet the enigmatic Kana. Written by Lee Gyuntak, illustrated by Noh Miyoung. Korean manhwa. Fully completed.

Read Leviathan manhwa in English, fully completed. Also known as: 심해수 · Simhaesu · Deep Sea Water