Want to watch Killer Heart on your TV, phone, or tablet? Killer Heart is currently available to stream via subscription, rental, or purchase on in the US.
Here are a few key details about the YouTube series. Originally premiering December 10th, 2025, "Killer Heart" stars Angsumalee Inchai. The show spans 1 season(s) and currently holds a 0/100 rating on TMDb, which is based on reviews from 0 registered users.
Curious about the story? Here’s the plot: "Surprise's family was attacked, resulting in the deaths of her parents. Her only remaining relative, an uncle, took over the family business. While Surprise was returning to her room, she was kidnapped by the attackers, who turned out to be Alan, someone she had once helped. Alan's boss then ordered her to kill Surprise. What will Alan decide?"
