He stood afar and saw them get together and drove off. Was he wasting his time in pursuing Rita agan?

He was suffering torture because of her and she was already seeing someone else? It was as if his headache was pounding him afresh with a fuller force.

He got back into his car but couldn't drive. Rita had slipped off his hand and he couldn't do anything about it.

No, he wouldn't believe it. Perhaps they are friends and no strings attached. He would go to her one more time ...