After deciding to become independent and trying to develop his own company, Mango Entertainment, he suddenly faces many hardships and loses everything he has and goes to prison.

But he realizes that Ha-neul is an ex-convict and was accused for sexual abuse by his friend, Lee Ji-Young (Jo Yun-seo).

Shin Suk-ho starts a new journey with Ha-neul, forms the group 'Entertainer Band' (Ddandara band/ 딴다라 벤드), and tries to put things in their right place with the help of band members, his loyal friends and Jung Geu-rin (Lee Hye-ri), Ha-neul's hard-working sister.

He had a connection with the reason for Jo Ha-neul's brother death, because of that he becomes more motivated to bring down 'Ddanddara Band'.

There is a story that Lee Ji-Young hid, that made Ji-nu believe that the real culprit is him and not Jo Ha-Neul.

President Byun is the owner of a music rehearsing studio that is used by 'Entertainer Band/tantara band' located in Hongdae.

He knows the real truth of Jo Ha-neul's brother death, and that's the reason why he decided to leave KTOP because of the feeling of guilt.

Yun-soo is a humble and polite person who is also a single dad, and had worked as a guitarist at a nightclub.

At first Suk-ho refuses because he is a single dad of a son (named Chan-hee), but then Suok-ho decides to accept him into the band.

She is a KTOP Entertainment trainee for eight years, but she suddenly leaves the group near her debut because she doesn't accept that her part is shared with Lee Ji-young.

A famous classical guitarist who visited Korea for a concert and a former acquaintance of Kyle in Juilliard.

He and Kyle are the only South Korean students majoring in classical guitar at Juilliard, because of that they become best friends.

A weird site manager who is a fan of Jo Ha-neul and book Entertainer band for an event for elderly people.

Suk-ho originally offers him Entertainer Band to be part of Wild Company, but the plan didn't work out.

He later makes an offer to buy CEO Lee Joon-suk's shares in KTOP Entertainment.

The series is also set to air in Southeast Asia (Singapore, Malaysia, and Indonesia) through Sony's Pay-TV channel ONE on Thursdays and Fridays at 20:55 (SST|MYT), 19:55 (WIB) within 24 hours of its first telecast in South Korea.