The highest-ranking among them. A Korean-Australian who is cool and popular. Primarily in charge of diving. Born in '02, he is stunningly handsome. 179cm.

He looks somewhat fragile but is an excellent swimmer. An INFP who is quirky and handsome with a pretty face. Primarily in charge of the lazy river. On the slim side at 177cm and 57kg. Born in '03.

Chinese, born in '06. At 178cm and 55kg, he is very thin but has a great physique with defined muscles. He has cute dimples when he smiles and can seem like a bit of a tyrant, but he's actually kind and handsome. Primarily in charge of the wave pool.

Has a great body, 178cm and 57kg. Very muscular. He looks intimidating but is actually kind and gentle. He is strong and was born in '02. Close friends with Rio and holds a similar rank. Stunningly handsome. Primarily in charge of the water slides.

Usually called Jiahao or Hao. Close friends with Rio and Jun-min, also born in '02. He is 178cm and very thin but incredibly strong. Handsome and Chinese. Also close with Anxin. Looks scary but is kind. In charge of diving along with Rio.

185cm and 63kg. Has a lot of lean muscle and is just a handsome, attractive guy. Born in '03 and close with Lee Sang-won. He's scary when he's serious, but usually jokes around a lot. Also in charge of the wave pool.

173cm and 59kg. Not particularly tall, but incredibly handsome. Very popular with children and has a fairly good physique. Same age as Sang-won and Gun-woo ('03) and close with them. Primarily in charge of the kids' pool.