After Eight Years as His Substitute, She Turns Around and Marries His Obsessive Younger Brother

【Extra sweet + second male lead becomes the love interest + secret crush + older woman, younger man + possessive, obsessive younger man + both devoted only to each other】 Sweet, gentle, aloof female teacher VS a puppy-like young man who hides his true nature Xu Qingshu comes from a poor family and is bullied in a back alley. Shen Si is like a ray of light from the heavens, saving her. From then on, he becomes her only faith, and she stays by his side for eight years. Only to hear him say: “She really is just a substitute for a dead person.” Heartbroken and disillusioned, she leaves his world. But his eyes turn red, and he refuses to let her go. Xu Qingshu actually slept with Xie Qingye, who was practically her student! The three-years-younger man looks at her with red eyes and demands that she take responsibility. “Big Sis, that was my first time…” She panics! Later, she finds photos of herself in Xie Qingye’s safe! It turns out she has been the target of his long-laid plans all along! He seems pitiful and innocent on the outside, but inside he is twisted and unhinged. He always leaves her too exhausted to get out of bed. “Big Sis, I already let you go once.” “This time, now that you’ve entered my world again, I can’t just watch you love someone else in silence.” “From now on, you can only be mine!” While she was chasing after someone else, there was someone who had been quietly protecting her all along!