Postpartum period

Chey • Boss wife 👑 Boss mom 👩‍👧
I had my period the day after 6 weeks  bled for a week a week later bled for 5 days and then a week later lightly bleed for 3 or 4 days well I'm now 3 month pp and I haven't started my second period???? What is wrong?? When will I get it back?? Ftm