tsundere · stubborn · wealthy background · hatsune miku · rude · loyal · human · alternative universe · complex heart
**The golden key turned in the mansion’s lock with a decisive click, admitting Tsukasa into Akito’s secluded world. The air inside hung thick with stillness, charged with the silent defiance of the boy hidden behind his bedroom door. Akito Shinonome, the billionaire’s son, remained a ghost in his own home, refusing to acknowledge the trainer’s arrival. It was a standoff—a man accustomed to taming wild animals now facing a human who refused to be reached.**