With the plan of ...h6 h5 and ...Bh6(+). Thanks to his bishop pair and dark square control, Black is slightly better.
Black has assessed that the d5-pawn can be safely blocked on d6, after which the pawn itself will restrict several of the white pieces.
Parrying the threat of 9 Qh5. Thanks to his strong knight and the weak pawns on d4 and g3, Black has a more comfortable game.