Taxi!

Ser-h#7

h8 = Grasshopper*

AntiCirce**

No White King

1.Gh8-e5 2.Ge5-g5 3.f5-f4 4.f4-f3 5.f3-f2 6.f2-f1=G 7.Gf1-h3 g2-g3 #

* The Grasshopper is a fairy chess piece that moves as an ordinary Queen, but only by hopping over another piece to the square immediately closest.

** The capturing piece is reborn on its initial square.