Kang Soo-hyun’s background. Her and Shim Jun-seok’s (Yoon Sang-hyun) son Shim Jin-woo (played by Lee Jin-woo) will become deaf (hearing-impaired) because Kang Soo-hyun neglected Jin-woo when he was a child, and this may connect Jang Hyun-cheol’s representative(Lee Seungjun() was so dissatisfied with Kang Soo-hyun and wanted revenge. Jang Hyun-cheol's sister was originally sent to be a trainee at Kang Soo-hyun's request, but Kang Soo-hyun left all work and left after Jin-woo's accident. Jang Hyun-cheol's daughter is suspected of committing suicide during this period., Chris (played by Li Jizai) also lost his chance to debut.

And Kang Soo-hyun inexplicably insisted on helping Jin-woo buy a factory to run it because when Jin-woo was a child, he looked at his handsome mother and made up his mind to be a representative of %, or a representative of a factory that makes products.Jinyou understands his mother’s insistence, but admits he doesn’t like it.

Zhenyu drove an important nightclub customer under Chris's instructions, but an accident occurred. However, Chris did not blame him and instead shouldered the responsibility.At the same time, Kang Soo-hyun learned from Jin-woo's aunt that Zhen-woo would self-mutilate, and also found out that he would eat too much, and thought that he could not train Zhen-woo. However, Shen Jun-seok said that he should make his debut and leave our house as soon as possible.Under the training of Kang Soo-hyun, Shim Jun-seok, and Hong Jung-hwa, Jin-woo successfully entered the 50-person pre-selection list of STAR RISE. However, during the first round of performance, his mother suddenly appeared?