When you watch Blindspot Season 3 Episode 5 "This Profound Legacy" online you'll see our favorite characters come to terms with a major philosophical question: what is thicker -- blood or water? Jane must deal with the blame she is putting on herself for not remebering her daughter, while also being taunted by this information by her malicious brother. Kurt does his best to be there for Jane, but we discover that he's been lying about Avery since Berlin. Patterson and Zapata dig deeper into Stuart's murder and find out that Reade or Hirst or both of them have been tampering with evidence. Reade is particularly defensive with the girls of the team and Hirst's past is definitely dirtier than she's let on. All relationships are tested in this intense episiode of Blindspot!