Keisuke (the player) lives with his ten step-sisters, however despite their amazing bodies and beauty, they are relatives, and should be considered “off limits”.
But of course, rules are made to be broken…
Extract and run.
Dual Core Pentium or equivalent Processor.
Intel HD 2000 or equivalent Graphics.
837.0 MB of free disk space (Recommended to have twice as much free disk space than this).