The crack didn't work for me ("Cannot find Drei_HKJ.iso"), so with a bit of hunting:
The patch changes the following in the ISO
0x22acf03 opcode 74 -> EB
0xb08c586f opcode FF 92 -> EB 04
0xb08c5881 opcode 75 -> EB
The first one is changing the EXE.dat file at offset 0x4F03
The second and...