pleek help

need help looking for a specific BL bc i forgor the title but heres what i remember from the story:

- its a spinoff series of a side couple
- the side couple revolves around one of the main couple's older brother n older brother's ex
- both used to be part of this rebel biker gang
- i think?? they're both hairdressers in the story
- anw main plot is older brother's ex is trying to get back w older brother

thanks in advance (⊙…⊙ )