MTL - He is From Great Sea of Stars - Chapter 23 Sister, are you double-dunking?

A girl who calls herself a demon appeared before a timid student named Fumio Kijima. The girl claims to be a campaign girl from the demon world and she gives him the ability to “summon a room” from nothing but thin air.

At first he doesn’t abuse his power and uses it as a convenient ability in his every day life. But one day he is bullied by his classmates under a false pretext and is made to suffer. In the past he would have wallowed in misery and cried himself to sleep, but now he had a power to call upon.

“I will make them regret it!”

Using his powers to summon his “room”, he begins his era of confinement and brainwashing to achieve his goals.

Reborn as a sister of a villain with no blood or tears in a war-fiction novel. Anyway, that guy, who plays ‘my brother’ role, is a villain who will be sealed by the Main Lead after losing the war. So I just need to pretend to be his little sister until he disappears. No, at least that’s how I think … ‘Something in your right hand, is that the main lead’s head?’ My brother won the war. *** “What’s with the suitcase?” “Yes?” At the tip of Dietrich’s long finger, there was a package that I had wrapped up as soon as he left for the battlefield. “I asked what it is.” “It’s, It’s a travel bag, brother.” “Travel? Alone?” Dietrich’s dark eyes glistened. The man who had just returned from victory had a strange smell of blood from mu*der. “Will you leave me?”

The mortal body, metamorphosis, longevity, immortality, and eternal life. These five realms, step by step, reveal themselves in front of you. As a normal person, how can one try step by step to reach and open the door to eternal life?

Between the heaven and the earth lies the mortal body, the mysteries of metamorphosis, freedom of longevity, the power of immortality, and the hope of eternal life. A story filled with endless new magic, a new world of immortal styles, people, demons, gods, fairies, magic, kings and emperors. A world of love and hatred, revenge, and mystical battle, all in “Eternal Life.”

- Description from Novelupdates

This is the story of a modern sailor who was accidentally reborn as a soldier of the Brazilian Expeditionary Force, and finally became the largest plutocratic family in Brazil by virtue of his foresight.

- Description from novelbuddy