Genetics! Genetics are just completely thrown out of the window in omegaverses and it always bothers me. Girls have XX chromosomes and boys have XY chromosomes. In lesbian couples, they cannot produce a male child. They have a 100% chance of a girl. In gay couples, there is a 25% chance of a girl, 50% chance of a boy, and 25% chance of an other/not......
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did read 1000 manga or more
