In The Land Of Leadale Vol. 3 (Light Novel)

In Vol. 3, reincarnated into a world that closely resembles her favorite VRMMORPG Leadale, Cayna has grown accustomed to her new life as an adventurer and continues her journey to the next Guardian Tower. She soon arrives at a fishing village where rumors abound of a castle at the bottom of the nearby ocean, but she finds the village covered in a strange fog and undead walking around! By chance, she is reunited with a former guildmate who just happened to be there investigating and decides to take on a pirate captain and his ghost ship in order to clear the fog and save the village!
Notice: This book is written in Japanese.