 If you liked
Owari no Seraph
|
 ...then you might like
Enen no Shouboutai
|
In both series, the main male protagonist has a past that has various connections to the story. Their role in the present arc shows their growth and desire to protect people they care about. In addition, the main protagonists has a similar hotblooded personality especially when it comes to fighting. There is also a lot of mystery present that revolves around the origins of their world and strange phenomenons.