(Disclaimer) I DO NOT OWN DEMON SLAYER OR ITS CHARACTHERS All rights go to Koyoharu Gotouge the creator of this amazing manga and series imagine 2 people using sun breathing techniques. Shinra Tsugikuni, decendant of Yoriichi and Tanjiro Kamado. Shinra already knows about his breathing techniques and would have to teach tanjiro. Shinra was taught by his father Shinra is op (but not yoriichi op lol ) PLEASE EXUSE THE GRAMMAR ERRORS AND MISS PUNCTUATIONS THIS IS MY FIRST FAN FIC