(I lost track of gender so I'm gonna make 'you' be male)
You decide to walk to the bath. Climbing the ladder up you notice just how big the bath is. It is 50 metres wide and about 25 metres deep, no bath should be this size. It is also already filled with water so you jump in without risk of falling to your death.
As you do, the water is so relaxing. You feel you could stay there for hours floating on top of the waters surface. All of a sudden, the shower above you turns on. It makes the bath wave and rock and makes the bath like a stormy sea.
Because of the shower, you sink into the bath. You think your gonna drown in the water. You slowly loses consciousness and fall to the bottom of the 'ocean'.
As you wake up, you notice your in a room. You find your still underwater and you find your breathing ok. You feel new memories floor into you and find out you are now female, busty and beautiful and you are the new queen of...