An offer is out to Yoona (Hush) to star in the upcoming Korean drama Big Mouth. Big Mouth is about a third-rate lawyer who talks big despite having a terrible win rate that takes on a murder case and tries to protect himself and his family.
Still considering the other starring role is Lee Jong Suk (Romance is a Bonus Book) who would play the lawyer. Yoona would play his wife.
Big Mouth has hopes to air later in 2021 on tvN.