India, March 3 -- Lee Sun Bin and Kang Tae Oh starrer The Potato Lab premiered on tvN in South Korea and on Netflix for streaming on March 1. According to Nielsen Korea, the romantic comedy kicked off its new TV journey with an average nationwide rating of 1.7%. Viewership for Episode 2 of the Saturday-Sunday drama jumped up, but only barely, scoring an average nationwide rating of 1.8%.

Early weekend K-dramas Buried Hearts (or Treasure Island) and Undercover High School, starring Park Hyung Sik and Seo Kang Joon, respectively, again broke their previous TV rating records. The fourth episode of each show (March 1) again hit its highest viewership ratings.

Park Hyung Sik's revenge drama earned an average nationwide rating of 10.2%, witne...