Unlucky King who lost his job after graduation and went to X to have a successful academic career.
It is probably a story about two boys, a staunch materialist and a less staunch materialist, whose worldviews gradually collapsed and then discovered that they did not belong to the material world in the first place.
Also known as Hourglass and Immortal, there are two or three things related to time.
Concept: Time cannot be tampered with, regrets can be made up for
