The Islands Curse

A romance story that starts with 4 sisters trying to find the cause of unexplained deaths at an island centuries ago, their ansestors were some of the victims. They always wanted to be scientists so they all majored on science and graduated with honors, a short while after graduating there mother told them about the incident and that happened on a small island known as 'Destiny's lover' because of many rumors about finding your destined partner on this island after hearing this, they decide to enroll in the EUF academy (Elite undercover force academy) dedicated to combat and self defense. They all passed and end up making the top 4 on the ES-class (Elite superior class) this is composed by the top 10 agents in the acadamy, after becoming official EUF agents the decide to go undercover to the island and work at a lab there as scientists and study the incident secretly gathering all sorts of information about it but the unexplained deaths occur once again. Will they survive?