Invaders from another world are attacking the Earth, and humanity's only hope lies in special armors called Hybrid Heart Gears, or HHGs. Hida Kizuna might seem unexceptional, but he has...
Aine is none too pleased about lagging behind squad aces Yurishia and Hayuru. She has a plan to one-up her Heart Hybrid Gear rivals...and the first step is getting in...
Kizuna's next target is Hayuru Himekawa, chair of the Public Morals Committee. Straight-laced and embarrassed by shameful behavior, there's something in Hayuru's past she wants to erase! Series Information Learn...
There's a new girl in town, and her name is Scarlet! The leader of the Heart Hybrid Gear unit from Megafloat West USA, she's an old teammate of Yurishia's...but for...