In this line, I usually struggle how to defend. White plan is simple,
Nf4 Bh7 then,
Bc4 (and take Bxe6 ) or (Nxe6 depends on position) or
Ngh5 ( and put pressure on my king side)
In this game, I played 7..... e5?? (though I won due to his blunder, black is bad with 7. ....e5)