Basedonatrueunsolvedecologicalmystery,thousandsofhideouslydeformedfrogshaveturnedupinthewatersofMinnesota.Asseenthroughtheeyesofaonehitwondersingle-motherandher11-yearoldson,asmalltownstruggleswiththeunknownwhenthedeadlymutationsmovebeyondtheponds.