Keitarou
When Keitaro returns from his trip, he wants to be alone with Naru to give her a special gift. Unfortunately, Kanako has other plans.
Aired 28/02/2002EP 2 - Keitarou

2002
Love Hina Again
Keitaro needs some time to evaluate himself and his goals, so he goes onto a trip with Seta to attempt the life of an archaeologist. However, not all is safe at the Hinata Inn while he is gone. A woman claiming to be Keitaro's sister comes and claims right to being the manager of the inn. Life gets complicated when Keitaro returns, and attempts to deal with his sister of yesteryear.
(Source: Anime News Network)