Tondemo Skill de Isekai Hourou Meshi - Chapter 5

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

Hong Heeju is a sign language interpreter who has become mute due to severe depression.For three years of their arranged marriage, she and her husband never exchanged a single conversation.One day, her life takes a harrowing turn when she’s taken hostage.‘Don’t hang up! This isn’t a phishing call…!’However, her husband, who was even worse than a stranger, coldly disconnected the call.– “Call me when a body is found.”***You $%#£! He’s such a jerk!Overwhelmed with anger, Heeju decides to threaten her husband anonymously.The problem is that he was a well-known spokesperson for the Blue House.– “Can’t you send threats on time?”“That…”– “Here I’m anxiously waiting for my blackmailer’s call.”“What do you…”– “Are you playing around with someone else besides me?”“…?”Wait, is this the same sociopath husband I knew?——–TL/N: ‘Blue House’ was the official residence and office of the President of the Republic of Korea from 1948-2022.

He Lang died by his own hands for the sake of his imperial younger brother’s ambition, whom he loved. He was offered to be reborn in exchange for giving up his past romantic feelings. Reborn without the burden of his romantic feelings, he brings with him a manual to new worlds. He wholeheartedly followed the instructions of the manual to complete the tasks, not knowing that the originally slag gong was blackening…
He pleaded to his affectionate Emperor brother to release him, he pleaded to the paranoid prisoner next door, but until the end he remained baffled.
In the end, he discovered that the full name of the manual was – “Slag Shou Cultivating Manual”
Σ (っ ° ° °;) っ!

- Description from Novelupdates