She 'confessed to' a love of trashy romance novels. [=she admitted that she loves trashy romance novels]
I must 'confess' [=I am a little embarrassed to say] that I know nothing about computers.
She 'confessed to' having lied to me in the past. [=she told me that she lied to me]
(..) spreading from one resort area to the next. Perhaps there are superficial similarities to disease. lt's only a theoretical concept. There are many ways to order that data. l must confess, l find it difficult to believe in... ...a disease of machinery. We aren't dealing with ordinary machines here. (..)1973 Westworld