After PE, Sheng Nian unilaterally decided that he and Yan Feizhuo had already "shared joys and hardships" in this dream, so he spent the next two classes chatting with Yan Feizhuo as though they were old friends, earning several warnings from the teachers.
"Sheng Nian! So I talk up here while you talk down there? Stand up and answer this question for me."
Sheng Nian froze. What question? He had been so busy building a good relationship with Yan Feizhuo (✘), chatting him up and pestering him (✔), that he hadn't heard the teacher's question at all.
The teacher at the front patiently repeated the question. It was a biology question about the laws of genetic recombination, which wasn't Sheng Nian's strong suit.
Just as he was stammering, unable to give an answer, he caught sight of Yan Feizhuo writing a large answer in a blank notebook out of the corner of his eye.
Sheng Nian immediately shot him a look of salvation and read out the answer in the notebook, narrowly escaping disaster.
Now that the teacher had let him off, Sheng Nian didn't dare act up again. He turned his head and whispered his thanks to Yan Feizhuo, "Thank you for saving my life, big brother!"
Then he sat up straight and listened to the teacher in all seriousness, missing the flash of shyness that crossed Yan Feizhuo's face when he heard him call him big brother again.
After finally making it through the morning's classes, Sheng Nian leaned bonelessly against Yan Feizhuo like a walking corpse as they headed toward the cafeteria.
Yan Feizhuo's expression was cool, and his words were merciless. "Stop hanging off me and walk properly."
Despite saying that, he kept a hand hovering around Sheng Nian to catch him if he lost his