Hey can someone tell me why all the Outcasts and the elders are after Luce?

it is something like they are after Luce because Daniel is important to Heaven and hell some how so they are tring to kill Luce so Daniel will decide which side he is on.

something like that

2 b onest..i dont no ether.
y r they after her???
i think it mit b sumthin 2 do with her an daniel an tat their luv is forbiden oder sumthin