This two-part story is about Rainbow dash in mid heat with a growth spell caused by an accident with Twilight causes the perfect storm of lust and love. The two grow and fuck until their heart's content, and for those who care, there is some lore in the second chapter about how the spell works.

Contains: Sex, macro and micro, butt sitting, macro on micro, dick, body, and butt growth, small amount of property destruction, and a little bit of lore for the funs.