Developing Solution

The developing solution is a key item found in Dead Rising. It is found in Cam's Cameras during Overtime Mode, and is not found during any other time.

Overtime Mode
After Frank is infected by the zombie virus, he faces zombification within 24 hours. Isabela offers to make a drug to retard the zombification process from a variety of ingredients found in the mall. The developing solution is one of the ingredients Frank has to find. It is found in Cam's Cameras in Paradise Plaza.