Hydrology: Part 3 of 5 - Written by J.H. WILLIAMS III and W. HADEN BLACKMAN Art and cover by J.H. WILLIAMS III Horror! Batwoman faces the terrifying villain stalking Gotham City's children. Can she defeat the gruesome monster in time to save the city's most innocent victims? Intrigue! Kate Kane unearths a ghost she has tried hard to bury, even as the D.E.O. closes in on Batwoman. Can Kate outrun her past and Cameron Chase? Romance! Kate's relationship with Detective Maggie Sawyer continues to evolve. But will Kate's nocturnal activities cause a rift between the two?