Go over to the gate and look at the gold tag [#290]. This is a monastery. On the right you will see a small window and a nun, which is sitting there. Talk with her - it's a sister Angelica [#291].
Go to the gate [#292], use the bell and talk with young nun, sister Serena [#293].
Talk again with sister Angelica [#294]. Now, using map come back to the Anna Maria's apartment [#295].