Don't get it... [spoilers]
Not at all.
He meets Sheila Vand's Theresa well before taking the drug. Yet we learn she is actually not Theresa. Where did she come from?
The universe demands balance, or harmony, & that includes Frank compensating the Warrens with his life insurance payout? Okay, so why was Jonas so upset—presumably he was piqued that Frank made the Warren family his beneficiaries. So what? He offered the policy. What's it to him who Frank chooses as beneficiary?
I'm sure there are other issues, but the above are the main ones.