tvN’s weekend drama 100 Days of Deception, starring Kim Yoo Jung, has reached a new personal best in viewership ratings, continuing its impressive rise since its premiere.

According to Nielsen Korea on October 19, the latest episode of 100 Days of Deception, which aired on October 18, recorded a nationwide average rating of 9% among paid households.

This marks a significant increase of 2 percentage points from the previous episode’s 7%, setting a new personal record for the drama.

The series has shown steady growth since its premiere, which debuted with a nationwide rating of 5.3%. With its latest achievement, 100 Days of Deception has gained 3.7 percentage points from its opening episode, reflecting growing interest among viewers.

The drama also secured first place across all television channels, including major terrestrial broadcasters, in the key demographic of viewers aged 20 to 49, further highlighting its strong performance.

The latest episode continued to build tension around Lee Ga Kyung, played by Kim Yoo Jung, as her involvement in a secret resistance organization became increasingly complicated.

Her character faced growing distrust within the organization while navigating dangerous situations that threatened to expose her identity. Meanwhile, a planned mission took an unexpected turn, adding more suspense to the story.

Despite the rising tension, the episode also explored the complicated relationships between the characters, particularly the growing uncertainty surrounding Lee Ga Kyung and Sato Hideo.

With its latest ratings milestone, 100 Days of Deception continues to attract attention as one of tvN’s rising weekend dramas.

100 Days of Deception airs every Saturday and Sunday at 9:10 PM KST on tvN.