What about a duel?

"Is that King Don?"

Lord Clemo was talking with Princess Darlene while Don entered the gardens and surprisingly Darlene couldn't see Adria who's supposed to be Don's personal guard.

"Yes, Lord Clemo. You should meet him, here let me introduce you to him"

Seeing Darlene waving her hand, Don sighed inside and walked towards her

"Lord Clemo meet King Don and Don meet Lord Clemo, ambassador from Agoria"

"It's an honor to meet you, King Don"

Don was surprised to see Clemo genuinely smiling and reaching out his hand as Don thought the whole annulling marriage thing would make the ambassador furious and make him leave the kingdom at the first light.

"Likewise, Lord Clemo"

Don shook Clemo's hand and let go as Lord Clemo stared at Don like he's studying him

"King Don, have we met before?"

"No Lord Clemo, I don't think we met before"

"Hmm" Lord Clemo rubbed his chin as he said