After Being Dumped, the Multi-subsystem Emerged

[Many children, many blessings] + [Multiple female leads] + [Urban fantasy] + [System]

After a breakup, Chen Huan unexpectedly becomes bound to the "Many Children, Many Blessings" system. As long as he has offspring with a highly compatible partner, he can become incredibly wealthy and powerful. What? My beautiful landlady has had a crush on me for a long time? Then let's start with her…