Once Upon in Nanjing - Chapter 21 - 8 Dysmenorrhea

Alix, a devoted player of Strongest Kingdom, finds himself reincarnated as his in-game avatar—the powerful and fearsome Demon King—in a mysterious and unfamiliar world. Armed with his gaming prowess and a penchant for stirring up trouble, Alix must navigate a realm fraught with danger, intrigue, and opportunity.As he discovers the secrets of his new domain, forms alliances, and faces relentless foes, one thing becomes clear: chaos follows wherever he goes. Will Alix rise to become the ultimate ruler, or will his wild antics lead to his kingdom's downfall?Join him in this thrilling, action-packed adventure where strategy, humor, and epic battles collide!

The protagonist, Winnie (文尼), confesses his love to his childhood friend—the princess he’s been secretly in love with for years—but is brutally rejected in public. His heart shatters, he’s humiliated and ridiculed, and he collapses unconscious. When he wakes up, he vaguely remembers his past life’s memories and realizes he has transmigrated into the world of an otome game he played before. At first, he’s thrilled, thinking, “Nice! I must have been reincarnated as a villainous side character who disrupts the protagonist’s romance, right?” But then… surprise! He’s not just the villain—he’s the “Saintess”!

“….Krische-sama, are you not afraid of killing people?”

“……? No. After all, it doesn’t hurt Krische.”

Although gifted with the talent to do anything with ease, the girl lacked empathy.

In her world, there is only loss and profit. No goodwill, no love.

Inhumanly recognizing cold, mathematical logic as everything, she looks at everything in the world through calculating lens.

Return given profit with profit, loss with loss.

The girl was undoubtedly pure, yet undeniably abnormal—

Her favorite things are cooking, food, and being pampered.

Her specialty is mu*der.

—- This is the story of a slightly unhinged girl being surrounded by kind and loving people, and her journey to find happiness.

In this era filled with countless wonderful talents, no one has any expectations for a pair of weak fists anymore!In the human world, there are swords that surpass all the heavens, spears that sweep away thousands of armies, fires that burn everything, and thunder that shatters the sky!Young people have too many choices, and everyone will move towards the most handsome, coolest, and most powerful!Only the stubborn boy chose to practice the fragile fists in front of him.Everyone thought he was crazy until the disaster struck.