The aftermath (Introduction)

Iseul a girl stranded in the most famous city in Korea, Seoul, started a café there with her boyfriend's help. And currently lives on the top floor of the cafe, alone. Iseul is having problems with her boyfriend because of his actions towards her, a change in how he cares about her and values her. As he cheats on her with women who are more popular and his type. Yet she still sticks to him because of her love for him, her, grateful for him, in awe for him. She gets invited to an influencers party by an influencer who loves her hand baked desserts and savory foods she attends and in surprise she sees her boyfriend making out with the most famous influencer in Korea...what will she do? What will happen due to her actions?