High Cookie (Korean: 하이쿠키) is a South Korean web series written by Kang Han, directed by Song Min-yeop, and starring Nam Ji-hyun, Choi Hyun-wook, Kim Mu-yeol and Jung Da-bin.

[5] The series is about an elite high school being engulfed by a mysterious homemade cookie that makes desires come true with just one bite.

After Choi Soo-young (Nam Ji-hyun)'s sister falls prey to the cookie and goes into a coma, she pretends to be a student at Jeonghan High School to find the antidote as well as the Chef, the maker of the cookies.

[7] High Cookie was co-produced by Arc Media and Monster Union, and was released on U+ Mobile TV and Netflix.

After its first release on October 23, 2023, it ranked high on Netflix Korea, and is known to have had a positive impact on the increase in U+ mobile TV subscribers.