both mermaids grabs there hands, are about to leap into the sea, head home when they hear noises.
both turns to see 2 human boys 13 years old there watching them make out on the rock.
we cannot allow humans to see us or capture us sister.
both smiles as they see the tents in the trunks.
come to us humans, enjoy us. the 2 starts to sing towards the boys placing a spell of their song upon them so that they have no real will of their own no more.
both boys drops their trunks, fishing poles leaps into the water, swims to the rock, climbs upon it. in order to get a better look at the 2 very sexy mermaids that has cast a spell upon them.
both are hard, erect ready for sex.
the 2 mermaids takes them into their arms, lays onto their backs upon the rock letting the 2 humans to lay upon them.
both starts to kiss them as they starts to rub their tails upon the humans legs making them both moan, get even more harder.
take us now.
all 4 cries out in pleasure as the 2 humans enter the sexy mermaids deep as they begin to hump them wildly following the command's to please them both.
the 2 mermaids smiles as they start to feel the humans 2 legs starts to change into the tails they will have.
both humans are so caught up in the act of the sex that they fail to feel the changes take over their human bodies. as their 2 legs merge into a full tail, their feet flatten out into their tail fins. as their ears both grows into full points.
by the time the 2 cum both sare full mermen of the age of 20. they have become full grown adult mermen of the sea.
my brothers we are now mated forever.
the 2 mermaids smiles as they feel the new life inside of them from their mates seed.
we;come brothers of the sea. come join us on our long journey home in the sea.
holding webbed hands all 4 leaps into the sea.