Hae Soo wants to get a job. But she's also incapable of even buying a bag of rice by herself at the market. And somehow Wang So gets himself involved.

[Loose canon] After being defined by the scar on his face all his life, it isn't so easy for Wang So to let go of his hidden insecurities, even – or especially – when it comes to the only love of his life. Hae Soo, on the other hand, wants nothing more than to rid her beloved 4th Prince of those inferior feelings. [Cover image credit to asong1101]

Canon diversion...takes place sometime after episode 13. Hae Soo and the 4th prince are on a date but Soo's leg is starting to bother her. (Or I make the characters act out one of my favorite tropes.)

Her eyes flickered from side to side, unable to focus on any specific thing, as they glimmered with tears of fear that seemed to spill of their own accord... Episode 9 drabble