"...nk....ink...Link..!"
A light...a blinding light flashes in your eyes. Your eyes? You're...awake? Your body slowly rises, and you feel a warm liquid lower below you as it slowly drains. You stand, but find yourself stumbling over, catching yourself with your hands on the floor below you. You aren't used to your legs yet.
Your pointed ears twitch as you hear a muffled noise in your head. She calls out to you; who is it? It sounds familiar, but you can't quite remember. Your head is fuzzy, your brain is slowed, and your body feels weak.
A nap, a very long nap-that's what it feels like you've just been through. Maybe that's why you can't think, why you can't process. However, within you, you feel a sudden urgency. A sudden urgency to....
Waking up in the body of a 6-year-old boy a few years before Cintra is destroyed, Madara receives a system that gives him the ability to gain the powers of Uchiha Madara.
[The peak of Uchiha Madara's system is before he becomes the ten-tails jinchuuriki.]