The fish(sperm) are entering the cave(vagina) to find food to eat but stumble upon a hammer shark (acid) that's trying to eat them, so they swim the other way in fear of getting caught.
Fallopian tube
SWIM
As the fish ( sperm) were leaving the cave in a hurry they all went in different directions and all of them but 2 a couple got lost in the cervical canal.
Fertilization (fallopian tube)
The great white shark (white blood cell) trying to attack Nemo (sperm) the shark got one of them however nemo and his buddy are smart enough to play dead so the shark doesn't kill them.
Implantation (Uterus)
im so glad you guys are home i missed you!
Nemo and his friend(sperm) snuck away and made it free to the Fallopian tube without getting eaten by the great white shark (white blood cells).
Ugh ill gtet you next time
Nemo find the ongoing cave (the fallopian tube ) where he is reunited with his family (sperm finding the egg)
WE Made it
Hey look it's brother john.
Nemo and his friend make it safe home. ( where the zygote travels back towards the uterus, after 5 days the embryo breaks out of the protective shell and implants itself into the uterus.)