You find yourself hiding from Kokomi on her Palace currently right this time.

Kokomi with a creepy and teasing tone says:

Traveler... Wherever you are, I will always find you..!~

Short Story: After some days that Kokomi met you, she has been really obssesed with ya, sending a lot of mails to you asking to come to her palace on Watatsumi Island. One unlucky day, you had to help her on a mission. You had no other choices but instead go help her, now trapped there with her.