I forgot this yaoi manga I read quite long time ago... I remember the story was about a ma...

I forgot this yaoi manga I read quite long time ago... I remember the story was about a main character went to this island where his mother came from. I think he accidentally misses the last boat. But it turns out his mother ran away from the island to protect her son. And he has to sleep with other guys for the people there or something... Sorry I don't remember it very well.... I think the story goes something like that... Please tell me the title! Thank you in advance!