Looks like "Lie of Lies' is a pre-produced drama. In a February episode (aired in March 2020) of 2 Days 1 Night (beginning of #13). Yeon Jung-hoon stated he was to begin filming his new drama soon.
Filming recently began. In February 2020, Chinese entertainment site Sina confirmed casting of of leads -- Li Yifeng and Yukee Chen. However, the production company has not confirmed these leads. See Marcus Sim's report here: @ 3:49 https://youtu.be/X_4sjsFOEHY
The drama began filming in 2017, let's hope a premiere is coming soon. A bit of news from the drama's Weibo page. Starting @ :43 https://youtu.be/X_4sjsFOEHY
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The release date CLOCK doesn't match the date in DETAILS.
https://www.soompi.com/article/1405629wpp/ji-sung-in-talks-to-star-in-new-drama-by-miss-hammurabi-writer
This article from Soompi confirmed that gugudan's Kim Se-jeong is considering the lead role of Do Ha-na.
https://www.soompi.com/article/1405631wpp/gugudans-kim-sejeong-considering-role-in-new-ocn-drama-based-on-popular-webtoon
https://media.netflix.com/en/press-releases/unscripted-travel-series-twogether-starring-lee-seung-gi-and-jaster-liu-premieres-on-june-26
https://youtu.be/4YA4vv7nxjY
@ 3:49
https://youtu.be/X_4sjsFOEHY
@ 2:10
https://youtu.be/X_4sjsFOEHY
@ 2:10
https://youtu.be/X_4sjsFOEHY
https://youtu.be/X_4sjsFOEHY
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https://www.youtube.com/watch?v=X_4sjsFOEHY
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