Can a copyright lawsuit make good money!?

Overview

Jae In is desperate to get Tae Rim to work on her friend's case because no one else is willing to. Instead of getting paid for the case, Mr. Gu requests Tae Rim to hire Jae In for the foreseeable future. The case goes well until, Tae Rim meets his mentee, Kang Gi Seok. Due to this loss, he is in a state of confusion.