Seutateueob

(Nam Joo-hyuk): A struggling math genius and founder of Samsan Tech who becomes Dal-mi's business partner.

(the Korean title for Start-Up ) is a 2020 South Korean television series that follows young entrepreneurs competing for success in South Korea's high-tech industry. Series Overview Seutateueob

(Kang Han-na): Dal-mi's estranged older sister, a wealthy CEO who tries to succeed on her own terms. Plot Summary (Nam Joo-hyuk): A struggling math genius and founder

The story centers on a "misunderstanding-to-reality" arc where Dal-mi believes Do-san is her childhood pen pal (who was actually Ji-pyeong writing under Do-san's name). As they enter Sandbox to launch their startup, they face cutthroat competition, technical hurdles, and a complex love triangle. Where to Watch they face cutthroat competition