There's a chance it'll just overwhelm you! Next to the hacker group, 4.7.

Park Yeo-ju, the youngest genius vaccine developer. Living up to her title, we're a group of like-minded individuals, even childhood friends who live next door. A thriving organization teeming with hackers and white hat hackers. A large-scale security organization shrouded in secrecy, commensurate with its capabilities. The Seven Brothers Next Door. Abbreviated as "Yeop.Sa.Chil."