Transmigrating to the 80s to Become Stepmom to Five Bigwigs - Chapter 2

A 13-year-old deaf teenager living in the 21st century suddenly found himself as a young boy in Japan during the early 1900s. With two World Wars, two nuclear bombs, Hitler and many other disasters awaiting his future, he thought things couldn't get worse.Except it did.He found out later on that he had actually reincarnated into the world of Demon Slayer where man-eating demons ruled the night. He thought things couldn't get worse.Except it did.But hey! At least he had unparalleled talent, incredibly special eyes and future knowledge.How will the story of Demon Slayer change with the addition of this unique character? Will so many still die if the Hashiras had one more pillar in the final battle?Or will the story end on a much happier note?

Crossing into the world of Naruto, and acquiring the One Piece system, with all the powers of the world of One Piece, swordsmanship, devil fruit, domineering.

-Do you think that your fire is very powerful? I have the burning fruit.

-Do you think that your thunder is very powerful? I have a thundering fruit.

-Do you think that your otter is very powerful? I have the frozen fruit.

-Did you said you want to die? Don’t worry, I also have a nickname: Death Doctor.

- Description from Novelupdates

Shuu is a member of the literary club that can’t write. One day, he gets a mysterious message on his phone from a girl called Eina, and from that impulsive contact, they begin to exchange messages. They talk of things like their shared interest in novels and grow close. However, when they try and meet, they discover a shocking truth. Eina lives… not in the present, but five years in the past! How will their love develop, parted by five years of nights…!?

Using the brain as an Axis to process large amounts of data, an Advance Computer was made that is faster, accurate and more efficient than Quantum Computers.The only downside was it consumed an infinite amount of energy within a short period of time and also make the human brain stop functioning after prolonged use.Nevertheless, when a looming threat of destruction encroached on Earth for the second time due to excessive Energy emitted by Beta Asteroid Core, humanity decided to use the Advance Computer to siphon away the excess Energy!And the fastest way to do that was to make a VR MMORPG Cabin that will allow billions of people to dive in and make use of the Energy.****Seth was born with a very low body constitution that made him almost a cripple due to his body getting stressed very fast from any extended physical activity.He escaped reality by gaming and when he met with an accident he stopped gaming. But when the ultimate game was out, Asteroid Online, Seth was asked to dive again.Sadly, he found an exact replica of his real-life body in the game. At first, he detested it, but on that first day, Seth was intrigued by the game and wished to explore more.To his utter shock, when he raised his Skills to Talent in the game, his real-life skill also improved.A series of other unexplainable events keep happening to him which steel his resolve to crack the game mystery.