The author did a big mistake with this. I abandonned this after reading the prologue the first time it came out, cause I thought it was toxic af. The girl was legit saying "I tell him he's ugly and break his self-confidence so that no one will steal him and he'll feel grateful that I'm staying...
@millenialboomer
I agree that seeing the faces and expressions is an advantage, tho the reason why I'm saying that the sadness of the manga doesn't come close to the novel is because in the novel, they explain her feelings, they really take the time to make us understand what she's feeling