Which preposition to use with totus

in Occurrences 6%

His Laura, his Victorina, his Columbina, Flavia, Flaminia, Caelia, Delia, or Isabella, (call her how you will) she is the sole object of his senses, the substance of his soul, nidulus animae suae, he magnifies her above measure, totus in illa, full of her, can breathe nothing but her.

Which preposition to use with  totus