Marriage Toxin is a dark action romance set in a world of assassins, crime families, and hidden agendas, following a skilled poison-user assassin who is suddenly forced into an unexpected mission—not to kill, but to get married and continue his bloodline, pushing him into unfamiliar territory filled with emotional risk and social challenges.

As the story unfolds, it delivers intense action, unique character interactions, and unexpected comedic tension, evolving into a gripping narrative where deadly skills collide with romantic struggles, forcing the protagonist to confront his identity, his purpose, and the meaning of connection. Each encounter brings new challenges, blending high-stakes missions with personal growth and emotional conflict.

Combining action, romance, and psychological elements, the series explores themes of isolation, trust, family expectations, and the clash between violence and love, creating a fresh and addictive experience designed to capture attention and engage a wide audience, also known as Marriage Toxin manga, assassin romance series, poison ability story, and action comedy romance manga.

📝 Meta Description

A deadly action romance about an assassin forced into a marriage mission in a world of danger and secrets.