Hi, Christophe! You not need a PCR exam to transit as a result of or remain in Korea, even for a few days. But unfortunately, I'd say two.five hrs isn't enough time if you also really need to recoup your bag-- it may be adequate time in the right scenario, https://zaneq3ig8.daneblogger.com/28326821/manual-article-review-is-required-for-this-article