Proposed by a Demon Lord

When I woke up from my sleep in the subway, What?! I'm your legendary HERO?!

And... wait a minute!!!!Are you telling me that....I have to marry a Demon Lord?!!?!★ 8 Demon Lords ★A total tsundere lord. 「Penn」A kind guy next door type. 「Hael」Don't tell me he's even too lazy to breathe! 「Laika」A mysterious kiddo. 「Riley」Kind but a total playboy. 「Vernius」A cheerful and puppy-like lord. 「Ren」A cute, girl-phobic Demon Lord. 「Cornell」A sharp workaholic. 「Isaac」Do I really h…