Top 4 in Top 10 manga with heavy psychological lines for people with salty taste.
- Other name: Monster Island.
- Genre: Seinen, Fantasy, Psychological, Crime, Supernatural.
- Synopsis: Freak Island is a dark story about during a random research trip, students of M University's Research Institute found a deserted island. Because the boat ran aground in shallow water, unable to sail, they had no choice but to go to the island. However, they did not know that there was a murderer wearing a pig's head mask waiting to kill and dissect them.