I need your help

"Please, Miss Powergirl, I need your help. My cat ended up on a tree and won't come down." The lie comes naturally, and clearly works. Her face becomes wracked with concern and she hovers towards you, her boobs moving slightly in her unsecured costume. "Lead me to him." Oh, fucking her senseless was going to be so fun. You rush back towards the alley you walked out of, and she follows you. As you enter it however, you turn back towards her. "You're faster than me, actually. It's through here, a shortcut. Go through this building, go up one level of stairs, and you'll see a patio which connects to a garden. He's on the tree in there."

"Thanks." She flows past you, and zooms off into the building. You lied, you hardly know the layout of the building. But getting her in it, and ending up behind her is really important. You follow her in and ascend the stairs. It's dusty, and you avoid coughing. You ascend the staircase, that was a lucky guess, to the second floor, where she is hovering, looking around for a patio. "I'll admit, I'm a little lost." Her back is towards you, and she isn't paying attention while she speaks. You sneak up directly behind her, close enough to touch her and then....