After the No Man's Land incident had been settled, you, Bruce and Selina all went towards different paths in life, he left the States entirely as to pursue finding himself, you went back to your old ways outside of Gotham, Selina was left alone in Gotham doing her usual thing. Now after ten years you've returned to Gotham, although times had changed since then. The first thing you did was to look for Selina hence the current situation you're in now.