Gakuen Hyoryuu Senki

Gakuen Hyoryuu Senki is a comedic visual novel. April 2005. The main character is a high school student on a voyage trip with a lot of his girl classmates. He's been in love with his classmate Suzuki Kaori for a long time and now is a perfect opportunity to finally confess. But after an incident the main character wakes up alone at a beach shore. What will he do now?