My brother's friend turned out to be my secret co…

Su Wan had never imagined that Callum Blake—the one who always trailed behind her brother, grinning as he ruffled her hair—would one day look at her with such a different gaze. It was a heavy gaze, laden with unspoken words. Her brother was out tonight, and the two of them were left alone in the living room. The flickering light from the TV screen danced across his profile, and in that moment, Su Wan suddenly felt like she barely knew this man she had known for over a decade. Something in the air was pulled taut, like a string on the verge of snapping.