Contents: -the white house before the tunnel, detective novel (35.00 tl - 29.90 tl) -special design backpack (20.00 tl - 10.00 tl) -special design bracket (0.50 tl- 0.20 tl) -special design pen (2.00 tl - 1.00 tl) -special design notepad (5.00 tl - 2.80 tl) -special design isil light poster (9.00 tl - 4.00 tl) -special design door hanger (2.00 tl - 1.00 tl) -special design badge (2.00 tl -1.00 tl) before the tunnel from the white book promotional bulletin having lived abroad since his childhood, eren comes to istanbul with the news of his grandfather's death. he plans to finish the funeral procedures as soon as possible and return. however, nothing goes as planned. because years later, he took his first step to the white house, where he spent his childhood, lost his mother and inherited from his grandfather. many mysterious events await eren in the white house. first, human parts are found in a forest on the edge of the house. immediately after, supernatural and unexplained events take place inside the house. rumors are added that the 162-room white house is cursed and has grown by itself over time. moreover, eren was declared the prime suspect by commissioner emris, who conducted the investigation. it will not be easy for eren and emris to solve all these mysterious events. because nothing is as they expected and a great surprise awaits them at the end of the events. a detective novel with every page full of curiosity and excitement awaits you from işıl işık, the successful narrator and researcher of horror stories. are you ready to face your fears and solve mysterious events? more than 100 stocks are available for sale at the campaign price. the listed price is valid until october 16, 2026. This publication is ideal for readers seeking insightful and educational content. Prepared by experienced authors and printed with high-quality materials. Great for students, educators, and curious minds.