I Am in Konoha, and I Am Bound to Sasuke Uchiha at the Beginning.

Yagyu traveled to Konoha and became an ordinary member of the Moonlight Clan, at the same time as Nazusa. My talent is average and my family's upper limit is limited. How can I break the situation? Fortunately, there is a 100-fold return system, binding Uchiha Sasuke, The stronger Sasuke is, the stronger I am! Bite! The object you bind refines the chakra and increases it by 0.001 Cards, and you get a hundredfold return of chakra that increases by 0.1 Cards! Bite! The object you bound has a proficiency of 1 in the three-body technique, and you will receive a hundredfold return, with a proficiency of 100! ... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.