Hamnagingan

Annis's ship is attacked by the 'Triba', a race thought to be extinct. As the captain, Annis gives the order to retreat and faces Triba alone. Anis, who was thought to be dead, is bound by Triba's tentacles, and his blocked 'libido' is turned back on and he ends up being toyed with by Triba...

(Source: Mr.Blue, translated)