Dear frontdesk, vagina is passage to receive semen and penis is organ to deliver semen inside the vagina hence all pleasure part ens here as you ejaculate, now the second most important aspect of sex starts that"s procreation, that to have a child, the semen is mixture of sperms most important and many other things , after ejaculation only sperms go inside and fertilize the ovum- egg, and rest of material is not needed for birth or development of a child don't worry its normal enjoy the honeymoon phase without any
stress you will have child as per god has planned you.