How should she act towards Egeaus?

Hint 1 of 4:

Berenice is very concerned about her beloved.

Hint 2 of 4:

Wave her hand on the bookshelf and at the woman's portrait behind Egeaus.

Hint 3 of 4:

Finally wave on Egeaus or the book he is reading.

Hint 4 of 4:

For the best results, do NOT soul jump.  Wait a moment.