You know what to do.
70-200mm f/2.8 (Full size sensor DSLR)
Prep: Blur lens wide open and scout for a deep, well lit, interesting, blurred background [sun bleeding through trees, etc]
Sit subject on stool against background chosen
36" Ocotbox umbrella + speed light
60cm white reflector, below chest level, parallel to ground – slight angle up toward chin/face
Subject 5’ from shooting position, shoulders parallel to Octobox, face toward lens
F stop wide open