In order to play Unsolved Case on macOS with maximum graphics settings, you need a computer with a configuration no worse than the following
Operating System:
macOS 10.13+
Processor (CPU):
Intel core 2 DUO 2GHz+
Memory (RAM):
8 GB RAM
Graphics Card:
Nvidia GeForce GT 740, AMD Radeon R7 250
Storage:
3 GB available space