C725 Substitute Again

Her stubbornness, her cries from four years ago, kept replaying in his mind, and became clearer and clearer... Nangong Mo's brows were tightly knitted, and his palm involuntarily touched his left shoulder. Through his shirt, the bite mark on the other side seemed to be still aching.

That was the mark she left on that night four years ago.

Why couldn't he be cruel in the end