Block B is trying to become the most fearsome pirates of the seven seas (*Please note the word "trying"). In their attempts to raise their awesomeness they made one giant screw up and was basically stuck with a normal looking seventeen year old Vietnamese chick with sticky fingers. Not to mention the problems Block B have to tackle due to various failures and slip ups. Gangsters, troubles with the authorities, enemy pirates and unfavourable weather. Follow Block B on their klutzy adventures across the Eastern sea in hopes of becoming true badass pirates.

Yang Haru was a normal looking, XXX-L sized girl with self-esteem issues until six Mato aliens come knocking on her door. Now she's their Earthling teacher, she teaches them the how to live the life of an earthling and in return, they bring color and sparks to her dull grey life. "Haru-yah, lets talk about mating!" "Zelo-shi, shoot Himchan." "That would be my pleasure."