"Everyone knows you'll catch more fish with flies than sugar, but if you want more fish, we need more bait! And the best bait is a weed called midnight bride. Fish go bonkers for it! We call it midnight bride because it glows in the dark, just like a bride does. At least that's what I've heard. Never been married myself, for some reason. But I digress. This stuff grows in the park, but you'll need to go there at night to spot it. I'll pay well to get five samples."
The location is marked on your map. The herbs are found in the western-most portion, in a small park outside of two apartment buildings. There are a number of safe zones within 100 meters of the target and the herbs appear between 2130 and 0600.