Eliza and Vincent know nothing about Derek and John, as they have not been in communication for the past two months, and Eliza remained more concerned about Vincent's recovery and the others, so she didn't have a chance to inquire about the whereabouts of her brothers.
But being sure they would be fine, she didn't do it, it's just that the bad feelings she had during that time dissipated when they were all recovered. Because of that, she paid no more attention to anyone or anything.
The day after Mandy said Master Alphonse would wake up, he actually woke up, but this time he was not the Master of Golden Royal Greenwood, but more of a middle-aged man, who began to feel regrets, wanting to restore his relationship with his family, but...
It's too late now...
He wanted to start by making Ursula Hudson disappear, but...