In the first episode of Start-up, which aired on Oct. 17, AI speaker Jang Young Sil from Jiphyeonjeon Tech, which Kim Sun HoŌĆÖs company was considering investing in, appeared. According to the dramaŌĆÖs official website, Jang Young Sil never answers questions properly, but like how even the broken clock is sometimes pointing at the right time, it gives one or two smart answers. After the broadcast, speculation continued that the male actorŌĆÖs voice for Jang Young Sil was similar to Yoo Jin GooŌĆÖs voice. In particular, the opinion gained more support as director Oh Choong Hwan, who is in charge of directing Start-Up, previously worked with Yeo Jin Goo in Hotel Del Luna. In response, an official of the production team confirmed, ŌĆ£Yeo Jin Goo is the one who played Al speaker Jang Young SilŌĆÖs voice.ŌĆØ Since an AI speaker is officially introduced on the website, attention is being paid to when Yeo Jin Goo will appear as a voice next. Meanwhile, Start-Up is a youth romance drama that depicts the ŌĆ£StartŌĆØ and ŌĆ£UpŌĆØ (grow up) of young people who have entered the world of start-up. Source (1)