Lian Shang Nanyou De Tishen

She is my dead boyfriend’s sister, I thought my feelings to my boyfriend influenced me to have this vagueness with her, but I gradually fell in love with her. She is my dead brother’s girlfriend, I thought we love each other, but I was no more than a substitute in others’ eyes. I love her, she does not; She loves her, but she does not. I love you, but do you have the same feelings? (Source: MangaToon)