A man is found dead in a dog park, and Lieutenant Atkins doesn't think Tribeca is ready for the case because she hates dogs and just woke up from a coma.

A massive conspiracy is set in motion after a seedy dating website is hacked for seemingly vague reasons.

Geils and Tanner investigate the mysterious death of a reunited boy band member while Tribeca finally meets with Sgt. Pepper. Why? Seemingly, he's connected to Mayhem Global, but what is Mayhem Global and why do they keep bringing it up?