1x Cool Heart
200x Water Power Crystal
1. To get the Cool Heart, you will need to complete these series of quest.
2. To get the Water Power Crystal, you will need to defeat water monsters and get them as drop. (Penomena, Thara Frog, etc)
3. Head to Prontera South Gate and talk to Poring King
4. Bring the items and pay 10000z.
5. Get your Refreshing Summer Day Card.