A little bit character details of Scarlett Family..
Oliver is the only heir and young master of Scarlett Family.. so the elders of the family arrange many wifes or you can say mistresses for more children.
As a spoiled young master.. he take it as his reward.. Until he meet Zinnia.. he fall in deep love with her.. he forget all those 5 mistresses.. who were pregnant at that time.
When he married to Zinnia.. his first mistress Heather gave birth to Owen.. Zinnia didn't know about the mistress and that they are living in different houses arranged by Scarlett Family.
Heather make a plan with other mistresses and wait for 10 months.. for other mistress to give birth.. In this duration, Zinnia got pregnant..
Because the first few months of pregnancy.. you've to be gentle and patient with pregnant women.. and in this few months Heather take it as a chance and play dirty by seducing Oliver to her bed and got pregnant again