Blood Shaper - Chapter 24Book 5:

Going for a swim, she ends up in an ancient wild Beast World and ends up being brought home by a handsome wolf.
She wants to stick to the handsome wolf, stock some salt, farm some land, look at some handsome men and grow old like that, but the handsome wolf pounces on her every day.
What? He wants her to have babies?
NO~ NO~ NO~ There is no happy ending to interspecies marriages, hurry and let go of me handsome wolf~

- Description from Novelupdates

In an alternate modern world, where people could summon their own beastly companions, His journey was anything but ordinary.As the college entrance exams loomed, He found himself the subject of ridicule for his choice of a companion – a small, seemingly inconsequential snowball known as an ornamental pet.“”Little Snowball? Merely a decorative trifle, utterly useless.””“”Why bother with a pet that lacks the capability to evolve?””“”Its potential is pitifully inadequate. It’s destined to remain stagnant for its entire life.””“”Dreaming of the Familiar Academy? Utterly impossible.””He was bombarded with questions, scorn, and derision.But what they didn’t know was his unique ability – he could unlock the maximum potential of any Beast Evolution!With a calm demeanor, he gazed at the pet panel, visible only to him.“”Hidden evolution route!””“”Queen’s Path: a route of boundless potential. It can ascend to the regal King class.””From Little Snowball to Ice Crystal Soul, from Snow Girl to Ice Blue Girl, and ultimately, the formidable Extreme Ice Queen… the transformation was breathtaking.Now, armed with the power to unleash the fullest potential of any beast, he faced his doubters with a bold challenge.“”Who dares to call my Snowball useless now?””The stage was set for an extraordinary journey, where potential defied expectations and a small snowball could ascend to royal heights. Who would have the last laugh in this tale of evolution and triumph?

In the eyes of outsiders, Hyuga Yuuto is a genius in the traditional sense of the Hyuga family:

Tough, strong, gentle, and calm, he is a partner worth relying on at all times.

However, no one knows, in countless silent nights.

The young genius of the separation family stroked the caged bird engraved on his head and fell asleep with the sharp needle in his mouth, fearing that in his sleep he would reveal the madness and anger deep in his heart——

“What Uchiha Itachi can do, I, Hinata Yuuto, can’t dare to do?”

- Description from novelbuddy