We Started a Threesome!! manga volume 2 features story and art by Katsu Aki.

It isn’t easy living in a three-way marriage where everyone from your colleagues to your friends has an opinion about how you should live your life. Suisei feels caught in the middle between sweet, impulsive Emito and the fierce, possessive feelings he feels for Lia. When Emito finds himself in trouble, their bond will be put to the test in this heartfelt rollercoaster rom-com!