After transmigrating to the world of Naruto, Genjo Mirai has no golden finger and wants nothing more than a peaceful life: to survive a few major events safely and die of old age. But the moment he opens the summoning scroll at age fifteen, he realizes his peaceful life is never coming back.
Oh no! I summoned the ultimate final boss!
Several years later:
To the Sage of Six Paths:
I'm going to be your son, whether you like it or not!
Yours,
Genjo Mirai
Answer to the question: I summoned Kaguya-hime