Contract Marriage: The Replacement Groom - Chapter 13: Her husband’s rage

His Royal Highness the King of Han, who was afraid of the dark and ghosts and loved to cry, has always been the good baby of the princess.
Until one day, His Royal Highness the King of Han found a book in the bookstore…
Picture book?
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Search keyword: Protagonist: King of Han, Princess of Han

- Description from novelbuddy

Based on the popular Vocaloid series, by HoneyWorks, called “Kokuhoku Yokou Renshuu (Confession Rehearsal)“:

Natsuki, a third-year at Sakuragaoka High School, who holds unrequited feelings for her childhood friend, Yuu, who’s in the Film Club. However, instead of being honest about her feelings, she makes him be her confession “rehearsal” partner. Unable to say her true feelings, things start to get complicated when Miou and Akari, who are also in the Art Club, get involved! Will she ever be able to confess for real!?

You have unlocked the skill Money is Power (MAX)In an unknown land, where towering beasts, malevolent demons, and capricious gods reign supreme, a young man awakens in chains, his past erased from memory. He somehow knows that his name is Raiden, and he finds himself a slave for a ruthless group of bandits that buy war orphans.Raiden's days blur into a haze of toil and torment, his mind a void looking for answers. But beneath his exterior lies a dormant power, a skill that, when unlocked, promises to reshape his fate: Money is Power (MAX). This unique ability allows him to manipulate wealth in many ways, transforming it into strength, influence, and even magical prowess.As Raiden navigates the dangerous world, he discovers the true extent of his power. Gold becomes his sword and shield, enabling him to do pretty much everything he wants. With every coin he acquires, his influence grows, challenging the gods themselves and unsettling the very fabric of the world.

Yeon-woo had a twin brother who disappeared five years ago. One day, a pocket watch left by his brother returned to his possession. Inside, he found a hidden diary in which was recorded “By the time you hear this, I guess I will be already dead….”