The Sage's Infinite Journey

"Professor Kyerar, do you have time after class?" Hermione asked, clutching her thick textbooks, her face tinged with shyness, embarrassment, and a trace of anticipation as she looked at the silver-haired Defense Against the Dark Arts professor.

"Hey, you! Make a few more lunch boxes," Misaka Mikoto said, hands on her hips, glaring at the silver-haired convenience store manager.

"You’re a man I absolutely have to conquer!" Cornelia declared, planting her purple high heel on the silver-haired man’s chest, full of confidence.

"My prince! Will you accompany me to the battlefield once more?!" The golden-haired Knight King, radiant and full of vigor, reached out to the silver-haired man as if she had returned to the age of seventeen.

"Um, Mr. Kyerar, could you stay with me for a little while?" the Sword Princess asked softly.

There will probably also be old anime like Gundam SEED, Magical Girl Lyrical Nanoha, and Negima! Magister Negi Magi.