Ekaterina Alexandrova defeated Lois Boisson 4–6, 6–2, 6–2 in the round of 16 at the WTA 250 Seoul tournament on hard court. As the clear pre-match favourite with odds of 1.23, Alexandrova's victory aligned with expectations, though Boisson secured the opening set before the Russian asserted control. Alexandrova recovered from the first-set deficit to dominate the second and third sets, breaking Boisson's resistance with increasingly commanding tennis. The result advances Alexandrova into the quarter-finals and demonstrates her capacity to manage adversity on hard courts in Seoul.