I've become notorious as a 'vertical villain' in Chinese-style mini-dramas. Being evil is fun, but draining.

Sarah Moliski.

Jesse Grant/Getty Images for Crazy Maple Studios

• Sarah Moliski is a prolific villain in Chinese-style mini-dramas.
• Her characters have stolen sperm and arranged drunken abortions.
• She said that overcompensating on set, so people know she's a good person, can be exhausting.

This as-told-to essay is based on a transcribed conversation with 32-year-old Sarah Moliski, based in Los Angeles. It has been edited for length and clarity.

As an actor on the digital circuit...