Completed with 20 chapters.
FL has a scary expression but she’s actually innocent and pure who wants to experience friends and normal school girl things
But can never work cos of the way she looks like
One day she was kicked out of her apartment and had nowhere to go but the student president the ML invited her to stay in the coed dorm consisted of the student council but their not all picture perfect they make themselves out to be their actually faking this fake life to film it and garner attention so more people would join the school but he does this cos the chairman his father told him to if he wants his little sister to get the medical treatment she needs for her surgery
The FL ended up falling for her and doesn’t mind being this fake person just so she could be of help to him but she doesn’t know about the sister only to the end
She had to act the bar girl who fell in love with the prince image but in the end they confessed all this was fake and they got together for real and not fake
And the father seems to have done this so that he could be acknowledged as the heir idk about that part
Usotsuki Ouji to Nisemono Kanojo