Time Travel: the Father of the Strongest Heroine

My name is Gao Qiaodong, and I have traveled through time. As a time traveler, I have a golden finger. It's called the Father's Love System. It's a very vulgar name. Please ignore it. Under the setting of the father's love system, I became the father of each heroine. A Certain Magical Index. Misaka Mikoto: Oh Do-san, why are you always getting into trouble with other women? Fate. Tohsaka Rin: Father, you disappeared for ten years, and I traveled across the planes just to find you. Your name. Mitsuha Miyamizu: Meeting requires so much effort, traveling through misplaced time and space, looking up at the falling stars. You didn't leave your name, but I can't forget the name you wrote on the palm of my hand - I love you! " This is a story of father's love full of warmth and romance. Father's love saves the world. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.