He tiled his head as though he didn't understand, though his cheeks may have tinged a bit pink.
He held up his hands and took a step back to try and extract himself. Russian? She thought he was Russian? His lips curled in brief distaste. "...Ruski?" he muttered finally, frowning at the phone, which helpfully translated from Sokovian- 'Russian?'
He pursed his lips thoughtfully and crossed his arms, adding, "She is not my girlfriend," in English.