The Spiral Shuriken in the Opening Game Was Discovered by a Neighbor.

The title of the book is also called "Starting Deduction of Wind Release Spiral Shuriken, Discovered by My Neighbor's Childhood Sweetheart" Guan Wen traveled to a parallel world and accidentally obtained a god-level deduction system. He could deduce any skills or abilities. So he began to deduce the Wind Release Spiral Shuriken that he had dreamed of in his previous life. Hoo ho ho! The constantly rotating light blue highly concentrated chakra pills with cutting airflow appeared in his palm. The whole room was thrown into chaos by him. But what he didn't know was that this scene was clearly seen by the neighbor's sister outside the window, and she was still on the live broadcast...