[Modern city + online game sweet pet + happy enemies + childhood sweethearts + falling in love and killing each other]
Protagonist
Male protagonist: Jiang Yu, 20 years old, a sophomore computer major, with a cold personality and a sharp tongue. He has an online game ID [Yu Feng] and is the number one assassin in the server. He hates his childhood sweetheart Su Wanwan who has been quarreling with him since childhood and always targets him.
Female protagonist: Su Wanwan, 20 years old, a talented sophomore majoring in Chinese, with a cute appearance but a sinister heart. She has an online game ID [Wanwan is not too late]. She operates as a rookie. She deliberately worships Jiang Yu as her teacher and hides her identity to trick him. In fact, she has been secretly in love with Jiang Yu for many years.
Core story: Childhood sweethearts who are incompatible with each other in real life. In an online game, the male protagonist takes on a cute apprentice and dotes on him in every possible way. In the end, he discovers that the apprentice is actually his most annoying childhood sweetheart. From playing tricks on each other to confessing his love for each other, it is a sweet pet story.
