The correct operation to fix your sagging and nipple position would be best determined in person based on measurements and what you consider to be a successful outcome.
Whether or not you'll have drains depends on your individual surgeon so you'll need to talk to him or her about this. Some surgeons use drains nearly all the time for a procedure like this, some hardly ever, and some base it on the extent of the procedure, among other individual variations...
Ok, so you likely have breasts that are looking long and possibly heavy but you are a small frame ( from the 32 meas). First, can you correct the heaviness ( if a problem) with a breast lift/reduction? Yes. Second, can you reshape the breasts if they are too long? Yes,...