Plot summary
The team investigates an aspiring gifted singer-songwriter's death at a bar. They learn the woman spent some time in rehab, where they discover her roommate stole her original songs, got signed by a music label and killed her to cover it up. After being away for a year, Frank Rizzoli ( Chazz Palminteri ) returns to announce he has prostate cancer. Although concerned for his health, his family has difficulty putting his past mistreatment behind them.
Credits
Adapted from Wikipedia contributors, List of Rizzoli & Isles episodes. HTML formatting and reference markers removed.