Gong Qinglan thought that the first time he met her was just when he caught her after falling from the peach tree in the back mountain. But he didn't expect that she was a goblin... Gong Qinglan only wanted to live his ordinary life as a top student, but everything changed after meeting her... His classmate and confidant, and the goblin she called herself "the source of all evil" after an incident. Everything became unusual, and the peace of life was finally broken.