not everything is gonna be the way you think it ought to be;
No. [ he shakes his head. ] I wasn't evil, but I faked it. You remember how good I am at that.
[ and he knows it's a lot of information to take in. he can fill her in on the rest, if she wants him to. angel's kept to a strict spoiler free policy with the other sunnydalers, sharing only what they want to know and need to know while withholding the rest. faith's the first he's told about wolfram & hart since that happened after they left california following the sunnydale's destruction. buffy knows he took a second trip to hell, but he's been vague about it. no details, no specific point in time for her to start speculating towards -- just that he's been and it did a number on him, both for the good and the bad. ]
Sometimes to take down the monster, you gotta dismantle it from the inside out. Belly of the beast.