She does not appear in the story until the final act.

"And they aren't planning on killing the girls until the last act."

As in many things, there is no way to make sure until the act.

In the stage version, he did not even make his entrance until the second act.

According to Jean, the episode's table read went "great" until the third act.

Vladimir, son of Igor and central love interest, doesn't show up until the second act.

She is a Nora who does not wait until the last act to assert her independence.

Until the third act, when several chairs appear, the stage is otherwise bare.

She stores them on the window sill and they are forgotten until the next act.

Unferth also remains a part of the story until the final act where his family is killed by the dragon.