Boyo lives in a shared house with two friends. One day, she is suddenly dumped by her boyfriend. To make matters worse, she is fired from her job due to roommate Stud. Boyo and Boom kick Stud out and let a new guy, Good, move in.

Stud crashes at Earth and Sam’s place. Despite appearances, this couple is starting to show cracks. Meanwhile, Boom is being harassed by her ex and ends up fighting with her current partner Tor.

Boyo spends the night with her ex Safe, but is crushed when she realizes he has moved on. Stud supports Earth and Sam’s relationship by keeping potential interlopers away—but things get complicated.

Stud decides to leave Earth and Sam’s place. Meanwhile, Good unexpectedly reunites with Pun, a former colleague he secretly liked. Boyo, just as her new job starts to go well, runs into Ploypink at Safe’s apartment.

Am and Bern’s relationship ends in a final breakup. Boom excitedly plans a beach trip with Tor, but a message on Tor’s phone threatens to ruin everything. Earth, having reconciled with Sam, vows to change.

Boyo impresses during her job trial period but is concerned about Boom after a warning from Tor. Stud throws a party attended by many, including Earth and Sam.

Boom can’t forgive Tor for not trusting her. Sam tries to hold onto Earth, but their relationship nears its end. Boyo discovers a new dream but starts to feel used by Good.

Bern is discharged from the hospital and finally decides to move out. Earth, feeling betrayed by Stud and Boyo, confronts Boom for answers about Stud’s love interest.

Boyo hatches a plan to get revenge on her company and Chart. Good struggles to understand Pun’s feelings. Boom grows closer to Bern, while Am makes a big confession to Boyo.

Boyo reluctantly helps Tor win back Boom, but gets angry when she sees Boom with Bern and reveals Am’s pregnancy to Bern. Earth decides to leave the company.

Bern tries to see Am but is rejected. Tor prepares for a rap battle. Stud urges Earth to stay at the company and resigns himself. Everyone gathers at the battle with heavy hearts.