Try some other interesting hostels in the land of Bulgaria:
Veliko Tarnovo - Phoenix Hostel
Probably your next stop is somewhere in Eastern Europe, why not?!?
Budapest Locomotive light Hostel
Boomerang Hostel
Aventura Boutique Hostel and Apartments
Home made Hostel
Bratislava Patio Hostel
Zagreb Fulir Hostel
Istanbul Rapunzel Guesthouse
Krakow Elephant on the moon Hostel
Olomouc Poets corner hostel
Prague Little Town budget hotel
Skopje Shanti Hostel
Timisoara Freeborn Hostel
If you still dont find your hostel, try the following:
Hostelz.com - hostels worldwide
Hostel in Europe - hostels worldwide
Hostelman.com - hostels worldwide
Others
Ornament.bg – Accessories, Furniture
Hotel and Hostel Software
CBHotel - Software for hotel