Original picture
final effect
1. Open the original image material in Photoshop, create a channel mixer adjustment layer, and set the parameters as shown below. After confirmation, change the layer blending mode to "Soft Light" and paint half of it with a black brush.
2. Create a channel mixer adjustment layer again. Set the parameters as shown below. After confirmation, change the layer blending mode to "Soft Light" and use a black brush to erase the character part. Do not erase the actor's suit and pants.
3. Load the character mask selection in the channel mixer and create a color balance adjustment layer. The parameters and effects are as shown below.