The Tragic Male Lead Chose the Wrong Partner

I don't know what novel this is, but I guess I've possessed a fake bride in a rom-com. My plan is to win over the male lead and everyone around him as back-up for when my fake bride act is exposed. "This is a marriage of convenience, after all." Ugh, predictable. You'll end up being my doormat anyway, why the fuss? So, like a rom-com female lead, I just went around showering everyone with endless positive energy and sunshine smiles... Why is the male lead making a tormented expression? "I don't like you." I didn't care, thinking his coldness was just denial. He looked resigned, as if seeing an insurmountable wall, but his ears were turning red. His mouth says he doesn't like me, bu...