After surviving the Anti-Grendel Squad and a double vampire attack, Grendel Prime, Ptolemy, and Hari Smythe finally make it to the Grendel Grotto, the base of the Hounds of Orion. With Grendel PrimeтАЩs help, they may be able to finalize a special experiment thatтАЩs taken years to developтАФan experiment that could change everything! тАв A new Grendel story arc from visionary creator Matt Wagner! тАв Four issue series.