Konoha Life: The System Forced Me, an Innocent Soul, onto a Dark Path

Transcending the Naruto World: Starting Out Among the Elderly, Women, and Children of Three Clans, I Awakened a God-Level Killing System. What? The Uchiha clan wants to take my leaky wooden hut? I can tolerate a lot, but this? Not a chance! [Oh, my dear host, with your pure nature! You no longer have parents! You face two choices!] [1: Become a Genin within a month and protect your clan's territory; Reward: Instant Body Technique, Level-Up in Body Flicker Technique (Random), and several Kunai (Random).] Tetsuya Fujiwara: System, your rewards are a bit underwhelming… [Oh, my dear host, with your pure nature! You actually know how to negotiate! Do you know about Sage Bodies? Do you know about the Rinnegan? Do you know about Flying Thunder God? Do you know about Impure World Reincarnation? … Everything in your mind, I have it all. If you want to obtain it… just indulge me!] ——— Years later, as Tetsuya Fujiwara’s thoughts began to darken, an evil voice echoed in his mind again. [Oh, my dear host, with your pure nature! As a normal man, how can you just watch that bastard Fugaku Uchiha take advantage of the innocent young women!] [1: Confess to Mikoto Uchiha and win her heart; Reward: One S-rank Ninjutsu (Random).] [2: Oh, my dear host with your pure nature! Only a fool would make a choice—forcefully claim the bloodline; Reward: Sharingan, Level-Up in Three Ninjutsu Techniques (Random).] Gazing at the innocent expressions of his subordinates in the distance, Tetsuya Fujiwara looked at his reflection in the water, lost in thought. Should he claim this bloodline, or not?...