Shocked by her odd actions

Sem was taken aback by his wife’s strange actions, so much so that he quietly left the room. He couldn’t understand who she had become. His mind raced with confusion, wondering how things had escalated so much.
Pipa sat there watching him leave, feeling a twinge of sadness. But as quickly as that feeling came, her obsession with monitoring Jackie took over. Her suspicions, it seemed, were about to be proven right.