Part 4 Remains '9.9 Billion Women' Lee Ji-hoon Danger...Im Tae-kyung Will Get Out of Trap on January 20, 2020 Danger Hee-ju Yun Im Tae-kyung Lee Ji-hoon León Sam's Club Zettai Zetsumei +
'The Woman of 9.9 billion' Oh Na-ra and Gil Hae-yeon reunite with past bad-following intensity on January 09, 2020 Hee-ju Yun León Oh Na-ra +
'The Woman of 9.9 billion' Cho Yeo-jeong chases Jung Woong-in, Oh Na-ra in Awards meeting on December 15, 2019 Cho Yeo-jeong Hee-ju Yun Jung Woong-in Oh Na-ra +