Why is My System Glitching - Chapter 13: Bone Tomb Vessel

Suddenly a high school student Subaru Natsuki has been summoned to another world on the way back from the convenience store. With the biggest crisis of his life being summoned to another world and no sign of the one who summoned him things become worse when he is attacked.

I, Hyoudou Issei, am a 2nd Year High school student and my age is equal to the number of years I haven’t had a girlfriend. And, someone like me got a girlfriend! I’m sorry buddies, I will walk the path of becoming an adult before you guys! – That’s how it was supposed to be, but why did I get killed by my girlfriend!? I still haven’t done anything yet! Are there no Gods in this World!? And, the person who saved me is the most beautiful girl in my school, Rias Gremory-senpai. I learned the shocking truth from her who isn’t a God but a Devil. “You have reincarnated as a Devil! Work for me!” Lured by Senpai’s breasts and treats, my life as a reincarnated Devil began. So the “Academy×Love Comedy×Battle Fantasy” starts here with just aggressive and worldly desires!

A young Japanese man inherits his parents' grape farm after they impulsively bought it during retirement but couldn't handle its physical demands. Though initially reluctant, he finds success farming for three years until market oversaturation causes prices to plummet. While playing a new video game called “Immortal Order: Origin” about historical secrets, he is mysteriously transported to 16th century North America, where he encounters starving English colonists from the lost Roanoke Colony. His grape farm has been transported with him, complete with modern equipment and a secret gift called 'Immortal'.

A normal high school boy with nothing much happening in his life except for...life. Every new day was the same as the one before but he doesn't really care much about it. He thought of himself as a normal high school-going boy with no clear future. Lazy, sarcastic, but kind of intelligent, he was living a normal life.Though fate had different plans for him as he met a girl who he did and did not know. The school princess was the first thing he saw when he woke up in his bed caressing his head. To any other boy in his situation, it would be pure bliss but he was worried.Why?Since she was in his house which he had locked before going to sleep. Little did he know that the girl was more than what she showed and was about to turn his entire life upside down. How will he tackle this situation? No one knows that.