Breast cancer reconstruction revision help? Muscle pain is constant & currently no symmetry to mounds (Photos)

Feb/22 do with stage 3 her2 positive breast cancer. Neoadjunctive chemo/immunotherapy. PCR at time of skin sparing bilateral mastectomy and lymph node dissection direct to low profile implants under the muscle 445gm followed by radiation. Left mound painful encapsulation and severe animation deformity with slight arm movement. Two rounds of fat grafting which only took upper third of left mound. Muscle pain is constant and currently there is no symmetry to mounds. Any help would be appreciated?