Steve is a ladies man and Dennis is married with two children. In their work as paramedics on the late shift they begin to encounter a series of people dead or in a strange state. After some exploration they discover it relates to a new designer drug, Synchronic.
Steve discovers he only has six weeks to live and decides to buy up all the Synchronic in town to protect others - only to discover he has a time travel pill that may help to find his partner's missing daughter.
Steve chronicles how the pill works with different forms of ingestion affecting different scales of time travel until he finally returns to the tension of trying to discover what happened to Brianna.