Birth to Unbirth (Patreon)

A womb swap is needed for optimal magicule growth, Rimuru has been inhabiting Shion's womb for quite a long time. Mjur Falmenace of the Falmenace Kingdom offered to help Rimuru, she felt indebted to Rimuru and Jura Tempest. The transfer process began, Shion had to give birth to Rimuru, with the little magicules that Rimuru could produce, he turned labor into sexual stimulation. Not long after Rimuru came out, Rimuru immediately entered Mjur's birth canal which had previously been dilated using magic, Mjur felt various combinations of feelings, pain that was simultaneously wrapped in pleasure as Rimuru slowly entered her womb. Now the pregnant belly had completely moved to Mjur

View or download uncensored high quality on the link on the 'Chats - Library'

There's also link to Full Episode of Rimuru the Womb Explorer, check it out!