This old Eric Fox original is a lot of fun to solve, but I wasn't expecting it to be so finicky to set! Maybe if I went for a simpler theme it wouldn't have been...
Shade some cells such that each orthogonally connected group of shaded cells or unshaded cells forms a one-wide path that may not touch itself orthogonally and is at least four cells in length. Clued cells cannot be shaded. A black arrow means that the adjacent cell in the indicated direction is shaded. A white arrow means that the adjacent cell in the indicated direction is unshaded. A number in a circle indicates the amount of cells in the path the circle belongs to
Solve on Penpa+
