Very Clash of the Titans.

[It takes his brain to catch up to one little factoid there. He's old now and not as quick on the uptake as he used to be.]

Wait. [He stops cold, looking up at Percy with an expression that's a little heartsick. He'd thought maybe the kid had been only doing this for a year or two, but...]

You were twelve? And somebody framed you, thereby sucking you into what I can only assume was some high stakes, life-or-death adventure?