A Guide for Background Characters to Survive in a Manga - Chapter 6

This novel is also known as Cultural Invasion into Isekai

A group of dragons are watching “Game of Thrones” day and night

High Elf and Druid are in tears after watching “Hachi: A Dog’s Tale”

Humans​ and Dwarfs are greatly spending money on “Hearthstone”

Even the god personally arrived in the mortal world to read “Sherlock Holmes” novels.

Eventually, a great Druid has started a “pick and drop” business, all Dwarfs and gnomes have joined for the construction of internet stores.

A cultural invasion in different world from earth!

- Description from Novelupdates

Once upon a time, a boy was referred to as a “War Hero.”

In another world called Aletia, the boy who had saved the Lost Kingdom, conquered their neighbouring countries, and led to the rise of a grand empire decided to throw everything away, returning to the modern era at the cost of his memories.

As three years passed, the boy who was happily enjoying his daily life was once again called back to the other world.

However, what awaited him was the Aletia of 1000 years in the future.

As his past glories became a “myth,” the legend of the youth referred to as the, “Twin Black Hero King,” begins.

Kakashi has lived a sheltered life within the protective confines of a barrier, which shielded them from the dangers that lurk outside. Raised by his devoted mother, Ako, and loving sister, Tokah, he only know a world of happiness and joy. Living in a world where he thought nothing could go wrong.But when a group of men invades their home, everything changes. In the brutal assault, Kakashi witnesses his mother's tragic death, a moment that shatters his naive understanding of safety. While his sister manages to escape, Kakashi is captured and subjected to experiments designed to exploit his hidden powers.Years later, amidst the ruins of a collapsing facility, granting Kakashi a chance at freedom. Rescued by an academy dedicated to training gifted individuals, he discovers not only the extent of his abilities but also the resolve to seek vengeance against those who tore his family apart.Driven by the desire to reunite with Tokah and avenge his mother's murder, Kakashi embarks on a journey filled with action and self-discovery.As he navigates the treacherous underbelly of a world rife with superhuman conflicts, he must confront his own problems while mastering the very powers that once made him a target.

Victoria received a marriage certificate when she was about to be proposed to by her boyfriend. The marriage certificate showed that she had married a stranger two years ago. The stranger was a CEO who was known to be a perfectionist and arrogant named Matthias. What actually happened? Why couldn't she remember anything that happened two years ago due to an accident? What was on her mind now was that she really hated Matthias because all her dreams were destroyed in an instant and she was trapped in a marriage that she didn't want.Meanwhile, Matthias deliberately sent the marriage certificate to Victoria so that his woman's engagement to another man would be canceled. Matthias didn't know how Victoria could suddenly leave him two years ago. When he investigated the case of his wife's sudden disappearance, he just found out that his wife disappeared because of an accident that was deliberately hidden by his wife's adoptive family and her family. Matthias suspected that Victoria's accident was the result of evil deeds carried out by both families. Therefore, he decided to win Victoria's heart back even though Victoria hated him so much that she cursed him as the cruelest man who hindered her dreams. Because their relationship before the accident was very harmonious and they already loved each other.However, behind the hatred that was buried in Victoria's heart, every time she looked at the CEO's handsome face, she always wanted to cry. Who was Matthias's real identity? Then, why was Matthias so obsessed with her even though they had never met? In order to be free from her unwanted marriage and return to her boyfriend, she made a marriage contract with Matthias. If Matthias failed to win her heart for three months, then they had to divorce and had no right to have any contact with each other anymore. This actually made Matthias even more confident in wanting to win his wife back. Even though they always misunderstood each other, he still loved Victoria and wanted to take revenge on everyone who wanted to destroy their relationship two years ago.