MTL - Rebirth: Back To 1991 As the Richest Man - Chapter 2513 What instrument is this?

This is a century glittering with the brilliance of human civilization, a world where steam engines, magic, and demi-humans coexist, a chapter of complaints committed due to exploration.'Red Dragon Queen rises first, annihilating all human affairs with her wrathful flames.''The mysterious child of the sea will raise great waves to erase the sins of humanity.''The god of the skies will leave no refuge for the remnants, nowhere to belong.''The immortal witch composes epitaphs for them with her magic.''And I, will write a new chapter for this world'... ...... ...Years later, Fisher, who has received the apocalyptic prophecy and the miraculous tool called the Demi-Human Girls' Completion Manual, wishes to be recognized as a pioneer in demi-human academia, a savior of human civilization, a dove of peace, and a messiah.Instead of being the person who is torn apart with the firewood knife, and the savior divided into pieces.

I’m in a secret, bad romance with a love dependent student—「Having a secret meeting with a student one is in charge of at school… Isn’t it exciting?」The special relationship with Kirihara that no one can know about began when I took up my post at Mori Kawara High School as a teacher.At school, she’s the serious student council president who has earned a lot of trust from other teachers, but when it’s just the two of us, she becomes mischievous, clingy, and jealous.On weekends, I cook meals at her place, play games together, and pamper her as if we were lovers.Unable to reject her because she knows my weakness, and despite knowing it’s wrong, we continue to pile up secrets little by little every day…「Sensei, my feelings of liking you have grown very strong.」As Kirihara openly confronts me with her feelings, the emotions I’ve been holding back grow even stronger.Even though it would all be over if it were exposed, that sense of immorality ironically only accelerates things further—

“How do you treat ants? Gods will treat you the same!” – Yuan Chenfei.

On this day, Gods finally appeared.
Not for destruction, not for slavery, but just for playing a game…

- Description from Novelupdates

She is the slow-witted idiot of the Prime Minister’s Residence. Everyone bullies her. He is the most respected and unfeeling Prince, with frightening ability and absolute envy! Together, they are conferred an imperial edict of marriage.