In order for you to play My Vow to My Liege on macOS with minimal graphics settings, your computer must meet the following requirements
Operating System:
Mac OS X 10.6 / 10.7 / 10.8
Processor (CPU):
1.5GHz Intel Core 2 Duo or better
Memory (RAM):
2 MB RAM
Graphics Card:
Integrated Graphics Chip
Storage:
1 GB available space
In order to play My Vow to My Liege on macOS with maximum graphics settings, you need a computer with a configuration no worse than the following
Operating System:
Mac OS X 10.6 / 10.7 / 10.8
Processor (CPU):
2.4GHz Intel Core 2 Duo or better
Memory (RAM):
4 MB RAM
Graphics Card:
Integrated Graphics Chip