The 39-year-old Seon Ju, a genius CEO of a large corporation who accidentally died and became a smartphone, and In Seong, a 29-year-old job seeker who accidentally picked up the smartphone, work together to find the killer. (Source: Namu.wiki) ~~ Adapted from the webtoon "Unlock the Boss" (사장님을 잠금해제) by Park Seong Hyun (박성현).