The Collar

(The name of this used to be Aishite Aishite Aishite but I wanted it to be shorter-)
Pin used to live a normal life, having feelings for her best friend Coiny. One day she finds a small collar on the ground. The snake like collar lunges onto her locking itself tightly around her neck, telling her if she wants to live, she must find a true lover. Will she be able to win Coiny's heart before it's too late? The collar keeps getting tighter as the days go by...
(Murder and Suicide will occur in this story.)