Aso who has a passion for watching football at the stadium every time his favorite team competes, is put into a pesantren (Islamic boarding school) by his parents. The condition of the pesantren causes Aso to no longer be able to freely channel his hobby of watching it to the stadium. Aso then becomes friends with Dul, Yos and Sultan, who came from different regions. pesantren then make their friendship exceed the closeness with their own siblings. They then establish friendships as "biological friends".
