Myst, Might, Mayhem offers a dark and intense take on identity, power, and survival. The story centers around Jeong, a notorious serial killer known as the Slaughtering Scythe Demon. Jeong thrives on violence and chaos, finding pleasure in the act of killing. His life changes dramatically when he’s given an unexpected proposition: kill Mok Gyeongwoon, the third young master of the Mok Sword Manor, and assume his identity.
Jeong accepts the offer, seeing it as a means to escape his grim fate. However, the Mok Sword Manor is a treacherous environment, rife with political power struggles, hidden agendas, and deadly enemies. Maintaining the guise of Mok Gyeongwoon requires not only skill and cunning but also the ability to navigate the complex social hierarchy of the manor.
Jeong’s brutal nature and combat skills give him an edge in battles, but his lack of experience with noble etiquette and court politics puts him at a constant disadvantage. As he adapts to his new life, Jeong faces the challenge of balancing his violent instincts with the delicate demands of his new position.
Myst, Might, Mayhem explores the tension between Jeong’s true nature and the persona he must maintain. His struggle to survive and thrive in the Mok Sword Manor forms the core of the narrative, blending action, strategy, and psychological depth. The series’ dark tone and morally complex characters add layers of intrigue and unpredictability.
Plot of Myst, Might, Mayhem

Jeong, known as the Slaughtering Scythe Demon, is feared for his unmatched killing prowess and ruthless nature. Imprisoned for his crimes, Jeong receives an unexpected offer from Mok Gyeongwoon, the third young master of the Mok Sword Manor. Mok, resembling Jeong in appearance, proposes a deadly exchange: if Jeong kills him and assumes his identity, he will secure his freedom.
Jeong accepts the offer, seeing it as a means to escape his grim fate. After successfully killing Mok Gyeongwoon, Jeong steps into his new life as the young master of the Mok Sword Manor. However, the manor is a dangerous place, filled with political power struggles, internal conflicts, and hidden enemies.
Jeong’s brutal combat skills and sharp instincts give him an edge in physical confrontations. However, navigating the complex social hierarchy and court politics proves to be a greater challenge. His violent tendencies and disregard for noble decorum create tension with the manor’s influential figures.
As Jeong adjusts to his new role, he uncovers hidden truths about the Mok Sword Manor and the real reason behind Mok Gyeongwoon’s offer. His struggle to balance his violent nature with the demands of nobility drives the story forward, setting the stage for intense conflicts and shocking revelations.
Myst, Might, Mayhem Chapter 66 Release Date and Time

Myst, Might, Mayhem Chapter 66 is scheduled for release on Monday, March 24, 2025. The release times for various regions are as follows:
- Japan Standard Time (JST): Tuesday, March 25, 2025, at 12:00 AM
- India Standard Time (IST): Monday, March 24, 2025, at 8:30 PM
- Greenwich Mean Time (GMT): Monday, March 24, 2025, at 3:00 PM
- Philippines Standard Time (PHT): Monday, March 24, 2025, at 11:00 PM
- Korean Standard Time (KST): Tuesday, March 25, 2025, at 12:00 AM
- Eastern Time (EST): Monday, March 24, 2025, at 10:00 AM
- Central Time (CST): Monday, March 24, 2025, at 9:00 AM
- Mountain Time (MST): Monday, March 24, 2025, at 8:00 AM
- Pacific Time (PST): Monday, March 24, 2025, at 7:00 AM
- Australian Capital Territory (ACST): Tuesday, March 25, 2025, at 2:00 AM
Where to Read Myst, Might, Mayhem Chapter 66
You can read Myst, Might, Mayhem Chapter 66 on Naver Webtoon for the original version and on Line Webtoon for English translations. Supporting the official platforms helps the creators and ensures the continuation of the series.