IF/IE (Yandere/Tsundere): Alice (the Yandere) pretends to like Bob but in fact is trying to manipulate him into doing what she wants, while Bob (the Tsundere) pretends to hate Alice but in fact is totally on-board with her agenda.
This description is a bit of a joke—I can’t even imagine what this mode would look like, let alone think of any real-world examples.
Maybe love things? Or female things?