Watashi Igai to no Love Come wa Yurusanai n Dakara ne

I became the boyfriend of beautiful Arisaka Yoruka, the coldest and lonely girl in my class who never let anyone reach her. And it seems his feelings for me are very real! It turns out that she is actually an extremely shy person who is not very good at love. Our relationship must remain secret, and yet our couple must already face problems of romantic rivals...