what is the name of this yaoi manga?

Crimson spell! Its amazing and u should read it!

http://www.mangago.zone/read-manga/crimson_spell/

this manga have drama cd, too ^^

For Yaoi Lover. - It's a 'Must Read' one. (▰˘◡˘▰)
I've been crazy in Yaoi since I read 'Crimson Spell'.

thank you all!! i will start reading it right now^^