the part where he begs ryuk to help him wasn't in it.
mikami staps himself and bleeds a huge geyser of blood to distract everybody.
light escapes the warehouse and runs away and he sees a younger himself without deathnote i guess) walking by.
meanwhile ryuk writes him in the death note.
he runs in another hall and up some stairs, then the heart attack takes effect.
he sees L while dieing.