weight depends on the checkpoint: 0.6 to 1 but 0.7 and 0.8 should be. fine increasing weight increases her ingame likeness
doesn't have a trigger word but these prompts could help: crop top, green eyes, short hair, brown hair, medium breasts, panties, underboob
sometimes it will generate a little watermark at the bottom because source material, nothing that a little inpainting can't fix
use ADetailer