The New Employee Chairman Kang

I'm Kang Yong-ho, the Chairman of Choi Sung Group, one of South Korea's top 10 conglomerates. Just when I was basking in the glory of my retirement declaration, out of the blue, a new employee fell from the sky and landed on my head. But hey, where'd my body go, and now I've turned into a new employee?! "What's this? Are you telling me to start with Excel or something?" (Source: Naver, translated)