Real name Mary Cosper, she is a YouTuber who makes up one-half of the couple's channel Kimchi & Tofu. Their videos included content about food, games and travel, in addition to anime reviews and reaction. They have earned more than 140,000 subscribers.
She and her partner Kimchi began posting content on YouTube in December of 2017. Their first video was "*NEW* OVERWATCH CHRISTMAS SKIN LOOTBOX OPEN! CMON YELLOW! 2017."
She and Kimchi created a Twitch stream channel where they played a litany of PC, PS4 and XBox One games.
She is Korean-American and is from Los Angeles, California.
She and Kimchi have collaborated with voice actor Chris Jai Alex.