Harry Potter: The Legend of Nero Ravenclaw - Chapter 78: The Duel with Filius Flitwick

The 7-year-old little crybaby met 11-year-old big brother who ran away from home.
[This man became the protector of redemption in his life]

The 16-year-old little dragon fell in love with a 20-year-old big brother.
[It’s a pity that the big brother didn’t recognize him as the little crybaby]

The 23-year-old single father and 27-year-old chief executive meets again.
[This time the little crybaby and his big brother are finally together]

Fortunately we met through hundreds of millions of people, Thank God, for letting us break through many obstacles and get back together again, falling in love with you and being with you again is the greatest fortune in my life.

- Description from Novelupdates

Rainer, an amateur arcanist and college student, sought to create a new spell far surpassing the magic of the few he inherited from his grandfather. Yet the interference of an unknown event during the casting of his spell led him to be thrown through space and time.

[ Loki, The God of Mischief, Jest, and Woe, is amused. ][ The Goddess of Fate and Luck is annoyed. ][ You are the cause and center of two gods fighting. ]Ethan Cross, a brilliant doctor in a futuristic Earth, was devastated when he realized that his entire life—and the life of the woman he loved—was nothing more than a source of amusement for a mischievous god.But when another god, the Goddess of Fate and Luck, intervened on his behalf, Ethan found himself at the center of a divine battle, gaining a dangerous but powerful gift.[ You’ve awakened the SSS-RANKED SKILL: Fate Breaker! ][ You’ve awakened a system: The Supreme Fate Breaker System. ]For a fleeting moment, hope returned. Ethan was offered a chance to save Claire, the woman he couldn’t bear to lose.[ You’ve been granted God-Level Authority for three seconds. ][ Do you wish to rewind Claire’s soul trajectory?]“Yes!”But fate had other plans.[ Bug detected. ][ Message included with bug. ][ “It’s from me, your favorite god—Loki, the God of Mischief.” ][ 1-second system override has been taken by the God of Mischief. ][ Your soul has been sent to an alternate universe. ]Now thrust into a world of magic and monsters, where gods toy with mortal lives, Ethan must adapt or perish.

Ten Years after the Descent to Earth of a Radical And All-Knowing System Called Arkadia, Life has changed in ways we could only surmise given we lived in a comic book. People with superpowers, Monsters, Heroes and Villains, Hell, there were even Other races coming out of the woodwork like Elves and such. Still, it wasn’t until The Extraterrestrials Invaded that things went from bad to worse.Yet, as if hope truly existed, 5000 of us Earthlings were given the opportunity to Head back into the past, only we didn’t know at the time there was a cost for doing so. By sending us back, the Descent Clock began, as Arkadia was pushed 10000 years into the Future, and it was up to us Returners to get things set back on course by changing the past to mold the Future.And I, being a boogieman of a Villian in what I dubbed the Origin Timeline, have come up with thousands of potential ways to affect my new life, like stealing popular franchises to earn some long-term funds or….hunting down notorious Serial Kills and Solving long-standing Cold cases I had been curious about since I was a teenager.