Where to watch Sign in the US
You can stream Sign in the US on Kocowa.
Included with subscription
Availability updated November 3, 2026. All options and prices
Sign plot
A medical investigation drama about forensic doctors solving murder cases. Go Da Kyung is an eager rookie investigator who gets paired with the famous forensic doctor, Yoon Ji Hoon. They initially clash due to their different styles of investigation as well as their opposing personalities - Da Kyung's energetic nature is a source of irritation for the prickly Ji Hoon - but later develop a complex relationship as the two strive to uncover the truth through science.
