world hopping fanfic with nasuverse lore and a bit of sci-fi and modern weaponry. current world: rising of the shield heroes. mapped world*: -Kumo desu ga Nani ka -Sengoku Rance -Eiyuu Senki *mapped not planned, so it may change in future circumstances. [DISCLAIMER: I do not own any references, material, and the book cover, they belong to their respective owner]