[Fgo]what's Wrong with Masterlove!

In most world lines, Yuu became a passerby who died in the Fourth Holy Grail War. Survive to the fifth battle in a certain world line and become the winner. Awakening of origin. After dying in a certain world line, an unexpected encounter occurred and he became a heroic spirit. Continuing with the roots. With erratic movements and strange brain circuits, he is a heroic soul born in the modern age who is in love with his brain. I like Shirou, I like Gil, I also like Xiao En, but my favorite right now is Ritsuka! He sets the flag and keeps famous lines. Without the protection of his two close friends, he is a "little person" who would have killed himself long ago. "There are seven honmei chocolates to prepare for Valentine's Day! It's so weird to have three Gil and two Shirou!" "Eh? Why do you like Master? He's handsome and cute. What's wrong with falling in love at first sight!" Xiao En: "Yu? If you don't look closely, you'll run around. Well, you can't find it accidentally. (Black face)" Twinkle: "Hmph, you dare to deceive me and appear in front of me? Are you ready to bear the king's wrath?" Emiya: "Master, you must remember to keep an eye on that guy. If you trust him too much... You will regret it." ———————————— Original heroic spirits, some of their unique points may be magically modified√ There are no saved manuscripts, updates are irregular, mainly daily, OOC is included, event plot is included√ The protagonist in the world line of the Five Conquerors is the adopted son of the Emiya family and his best friend with Shirou. In the world where they became heroic spirits, Xian and Shining En were an iron triangle, and they felt like they were each other's lightbulbs√ Randomly drawn cover x The top one is the main character x