In Different World with Naruto System (WN) - Chapter 08: Doton—Uitenpen!

As a professional swimmer, Tang Yi-Bai conquered the masses with his looks alone, earning himself the title ‘Adonis of Swimming’. Every day, countless fans would run to his social media pages to leave messages calling him ‘hubby’, crying and shouting that they would like to ‘have his babies’.

One day, Tang Yi-Bai released this message on his Weibo:
Can everyone please stop calling me hubby. I already have a wife. ~(@^_^@)~

- Description from Novelupdates

Amidst an ordinary stroll home, Jake is struck on the head by a mysterious object, plunging him into unconsciousness. When he opens his eyes, the world has transformed. Now, reborn into a newborn in a magical realm, Jake grapples with the surreal fusion of past and present. Navigating the challenges of infancy, he discovers latent magical abilities tied to this extraordinary reincarnation. As the threads of his former life intertwine with his newfound existence, Jake must unravel the mysteries of his past to fulfill a destiny that spans realms and confront the enchanting and perilous journey that awaits him.

A polite and lethargic boy was reincarnated in another world as a vampire bishoujo.

She believes in true love.He doesn’t believe in love.But what is love, really?She is the epitome of success—a star people look up to and admire. To him, however, she is merely a business transaction, a partner chosen to enhance his status. To his friends, she is just a fool in love, a pathetic figure begging for affection.Then shocking news emerges: her first true love returns, throwing him off guard. He realizes he has been nothing more than a substitute for her first love.He should be angry, but instead, he finds himself overwhelmed by emotions he can’t express or understand. Is this possessiveness, or is he finally learning to love her?She is determined to return to her first love, but inside, she is torn. Did she really treat him as just a substitute, or did she actually come to love him?What are they supposed to do when love is a question mark?