Carlos and Carole Ghosn, the former first couple of carmaker Nissan, are united again in Beirut. They hold hands in the street and whisper together in a mix of Arabic and French. They kiss.

But the pair's most visceral display of unity comes when they talk about Carlos Ghosn's former home.

"I'm done with Japan," said Carole Ghosn in an interview with her husband in a private house in Beirut.