Curious where 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 useful insights 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 was calculated from reviews from 0 registered users.
Want to know what the series covers? 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?"
