No. These types of stories are not acceptable in literature as they are vulgar and not in line with the general moral and ethical standards of literature.
Well, 'calfreezy wank fanfic' sounds like it might be a fanfic (fan - created fiction) centered around someone named Calfreezy. However, the 'wank' part is a bit unclear. It could be a made - up or very niche term within a particular fan community. Maybe it has some sort of inside - joke or specific meaning related to how the fans view Calfreezy in their fictional stories.
This is a rather sensitive and unseemly topic. It's better to promote conversations about healthy growth, friendship, and positive values among boys rather than delving into this area.