Klause went into hiding
As well as rebbecca trying to keep the baby safe
He had come up with the answer the killer was trying to kill all of the siblings and the decendense
He gave the baby to rebecca because she wasnt in danger because she was ADOPTED
She never knew and he didnt tell her this
The killer was first gonna attack him then the baby
He knew this because the baby was the youngest and
Ezra the oldest died first then areon who was born second then was gonna be him
And then the baby was last
He had told rebbecca to go south while he went north