Iga Swiatek began her French Open title defence with a trademark 61-minute dismantling of qualifier Leolia Jeanjean.
The world number one is aiming to become the first woman since Justine Henin in 2007 to win three French Open titles in a row.
And the Pole got off to a strong start, cruising to a 6-1 6-2 win on the second day of play at Roland Garros.
It sets up an intriguing meeting with fellow four-time major champion Naomi Osaka, who is continuing her return from maternity leave.
"It feels like home here," Swiatek told the Paris crowd.