Sid Vicious, of the punk band The Sex Pistols and his girlfriend Nancy Spungen had such a turbulent love story that ended in tragedy for the both of them. The couple bonded over drugs and on the morning of October 12, 1978, 20 year old Nancy was found stabbed to death inside Manhattan's Chelsea Hotel. Sid was charged with Nancy's murder but died of an overdose while out on bail before his trial even began.

Sources:
https://www.amazon.com/Dont-Want-Live-This-Life/dp/0449911411
https://www.grunge.com/192180/the-truth-about-sid-vicious-mother/
https://www.youtube.com/watch?v=qfkywgPbbyw
https://www.youtube.com/watch?v=3tCMgtUXp4M