Puen and Rang are having a rough time at home, so they express themselves through music. With Wine onboard, the song rapidly gains popularity.
"F*ck Being Your Son" receives both positive and negative feedback, although mostly the latter. Pun is upset once she learns that Puen stole the lyrics from what she has written in her diary.
Wang tries to get into KHA 22 but Rang shoots down his abysmal rap skill along with his hope. However, Puen takes a liking to Wang's rhyme and it becomes the basis of their new song.
Wannabe proves to be a success and the band becomes even more widely known. Puen, in particular, gains a lot of fame and leaving Wine feeling underappreciated. Puen and Wang set out to find the legendary rapper, FFF.
The group struggles with their busy schedule as their popularity rises, partly due to Puen's lack of managerial skill. After going through various disappointing applicants, the group tries to persuade Pun to become their manager.
Pun agrees to be the group's manager but the group struggles with artistic differences. However, the rift within the group widens after Wang and Wine found out that Puen is cheating on Wine with Maam.
Puen gives an interview to clear his name and refuses to support Maam, causing her to be eliminated from the contest. Maam quickly falls into depression after being forced back into her old life.
Puen becomes increasingly narcissistic and changes the group's name to his own. Wang decides to avenge Maam by becoming Puen's competitor with Tan's help.
The group drifts further apart as Puen's artistic decisions become more self-serving, one of which is to produce a diss track to get back at Wang. Wine leaves the group after one particularly horrible fight.
Puen gets a reality check about his relationship with Wine. The Real KHA faces Be Gun off for the first time in a rap battle organized by T-Biggest.
Wang finally attracts the attention of Sunny Day, one of the top rappers in Thailand. He earns even more respect from Sunny Day by refusing to go on a tour without Tan.
Wang and Tan are getting ready to go on a tour with Sunny Day. Spirit offers Wine a contract but with a condition that makes her hesitant, while Puen and Rang spiral into vice.
The Real KHA's first opening act for Sunny Day's tour is a success. However, Wang is suddenly thrown into a turmoil by the person he loves the most. Betrayal also causes Puen to come face to face with the law.
Wang becomes bitter and depressed because of his heartbreak and Tan is the person who bears the brunt. The duo reaches a breaking point when Wang discovers that Tan still keeps in touch with Puen.
Tan dies from his wounds sustained from the car crashes. The group reunites over Tan's death to send him off one last time.
Wang receives a surprise visit from Pun and an unexpected revelation from a social media page he has been following. Wine offers Puen an important role in one of her events as a token of her gratitude.