The Demonic Prince's Study in the Immortal Realm

Demon Lord, he always wants to be my roommate On the eve of the war between immortals and demons, Chang Ge, the prince of the demon world, suddenly applied to enter the first school in the immortal world as an exchange student. The whole school was shocked, but I was the only one who calmly accepted this dangerous classmate. The immortal masters secretly observed, and the classmates were trembling, but I was the only one who knew—— He was the one who pushed me off the Immortal Execution Platform with his own hands three hundred years ago. But now that he has lost his memory, he asks me with red eyes every night: "Why does the aura on your body make me so heartbroken?" ---