I'll let you S U C C my Blood - ストライク・ザ・ブラッド - Sutoraiku za Buraddo

Strike the Blood, also known in short form as SutoBura, is a Japanese light novel series by Gakuto Mikumo with illustrations by Manyako. A manga adaptation began serialization in June 2012 in ASCII Media Works's Dengeki Daioh.