As long as you have the courage, fierce ghosts go on maternity leave. - Chapter 23: Becoming a Ghost Master

Civilization is destroyed and records lost. Only Dudian survives in a cryogenic sleep. Three hundred years later, Dudian wakes up and must become Dean to survive. Who can he trust in this world overrun by monsters without and within?

- Description from Novelupdates

[Ding........ ][System Binding.......][10%..........][20%..........][40%..........][60%..........][80%..........][100%........][ Congratulations, Host! The Strongest Family System has been bound! ]----------------------------“Huh? I’ve transmigrated…” Arthur muttered, his voice barely above a whisper as he surveyed his bewildering new surroundings. Confusion washed over him like a tidal wave.-----------------------------Arthur was just an ordinary corporate worker, an overworked cog in the relentless machine of corporate life.After seven grueling days of nonstop overtime, his body finally gave out, collapsing right before his computer screen at home.He thought that was it; he thought he was dead. But little did he know, fate had something extraordinary in store for him.Instead of fading into oblivion, Arthur found himself thrust into a vast and unfamiliar world, one ten times larger than Earth itself!To his astonishment, he had become the head of the Osborn family, a once-mighty lineage now teetering on the brink of destruction.Bound by the standard configuration for all transmigrators: The System which is the [Strongest Family System ], Arthur faced an epic challenge: to transform the faltering Osborn family into the most powerful dynasty in existence.Join Arthur on this thrilling adventure as he navigates treacherous waters filled with intrigue, power, influence and danger.Can he lead a declining family back to glory and secure their place at the top?

After 20 years of dedicating his life to opera ever since he had quit the performing arts high school, he had failed at an interview. Losing his motivations, Jo Yunjae depended on alcohol to live out his days until one day, he had been sent back 20 years in time, to the day before his high school admission.

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.