Alania, Divergent Storm | Insidious Will

Cards

Insidious Will in hand.
Alania on the battlefield.
You have not cast an instant or sorcery spell this turn.
You have a sorcery card in hand.
({2} magic symbol) ({U} magic symbol) ({U} magic symbol) plus enough mana to cast the additional sorcery available.

Cast the additional sorcery by paying its mana cost.
Alania triggers; choose not to have an opponent draw a card.
Holding priority, cast
Insidious Will by paying ({2} magic symbol) ({U} magic symbol) ({U} magic symbol) , targeting the additional sorcery.
Alania triggers, causing an opponent to draw a card and you to copy
Insidious Will, with the copy targeting the original
Insidious Will.
Resolve the copy of
Insidious Will, copying the original
Insidious Will, with the copy targeting the original
Insidious Will.
Repeat step 5.