both have characters whose family members are found guilty and those characters try to find the real culprit.
they are both dark series with a lot of family issues.
both have characters that are defending their own family members.
very similar plots.
both are murder mystery series.

same director and both series share some actors and actresses. the characters and some of the relationships are very similar. most of the characters have affairs with one another in both shows.
they are both relationship-centered series but the player has mystery.