After Breaking up with My Ex-Boyfriend

#The male protagonist's name and the title of the novel have been changed, but the rest will not change until the beginning of the novel~ Shen Shuan is the youngest professor in the Department of Physics at NTU. He is rigorous, extremely rational, socially indifferent, and doesn't like to talk. He has a girlfriend who is six years younger, named Jiang Yu, who is lively and cheerful, and especially talkative. Except for occasionally talking too much, he is usually very well-behaved. He has always been serious about relationships and loves her very much. He has even planned her into his future. In his eyes, their relationship was stable and long-lasting, and they never needed unnecessary worries. Until one day, Jiang Yu, who had always been docile and well-behaved, suddenly said to him: Shen Shuan, do you know how boring you are? When I talk to you, I get no response after three sentences, and only get one charity after five sentences. I can't even breathe when I go to bed, and there is no interest at all. What's the use of having a pretty face? Pretending to be dead is boring. I've really had enough of you. Let's break up. These few words were like a thunderbolt, shattering his long-standing self-perception. After the breakup, Shen Shuan thought she would look back one day, until he saw her walking past him with her new boyfriend on her arm... Intention: None yet