Eighteen Again: The CEO's Wife was a Delinquent - Chapter 9: Sweet and Bitter

Utsuro no Hako to Zero no Maria, or The Empty Box and The Zeroth Maria, tells the sinister story of Kazuki Hoshino, who is almost madly attached to his everyday life, and his antagonist Aya Otonashi, who suddenly transfers into his class—for the 13,118th time. She majestically announces to “break” him, without paying heed to anyone else around them.

Calamity descends upon a a tranquil world in the black of night, transforming it into a death game! This a a true apocalypse, but this is not the end of humanity!

- Description from Novelupdates

I traverse along the pathway of darkness and imagination…

Cui Heng was transmigrated to another world and the system told him that the new world he was in was a high-grade Xianxia world.