What do you think of this game I played? Can anyone work what happens if black plays 13...Nb4?

1 e4 c5 2 f4 d5 3 Nf3 dxe4 4 Ng5 Nf6 5 Bc4 e6 6 Nc3 Bd6 7 d3 exd3 8 Rf1 dxc2 9 Qxc2 Nc6 10 Be3 Be7 11 Rd1 Qb6 12 f5 h6 13 Nxf7 Kxf7 14 fxe6+  Bxe6 15 Bxe6+ Kxe6 16 Rxf6+ Bxf6 17 Nd5 Qa5+ 18 b4 cxb4 19 Qb3  Bc3+ 20 Nxc3+ Ke7 21 Nd5+ Kf8 22 Nf4 Qf5 23 Rd6 Na5 24 Qxb4 Kg8 25 Rd5 Nc6 26 Qxb7 Qc8 27 Qb3 Kh7 28 Qd3+ Kg8 29 Qc4 Kh7 30 Qe4+ Kg8 31 Rd6 Qe8 32 Re6 Qd7 33 Qxc6 Qxc6 34 Rxc6 a5 35 Ng6 Rh7 36 Rc7 Re8 38 Kd2 Rd8+ 39 Kc3 Re8 40 Bd4 Re1 41 Kd2 Re4 42 Kd3 Re8 43 Ra7 Rd8 44 Rxa5 Kf7 45 Ne5+ Kg8 46 Ra7 g5 47 Rxh7 Kxh7

And I eventually won