Complex sentence: They have a witch-like grandmother whose house is burned down by the girl twin, Paisley, there is a media trail of breadcrumbs (in the shape of the crimes the teen protagonists commit as teenagers), and both twins are obsessed with candy.
Split into simpler sentences: They have a witch-like grandmother whose house is burned down by the girl twin, Paisley. There is also a media'trail of breadcrumbs' (in the shape of the crimes the teen protagonists commit as teenagers), and both twins are obsessed with candy.