Rumbling Hearts anime synopsis / summary

Rumbling Hearts is a drama and romance anime about the cinta segi tiga, segitiga between three high school friends that is intensified after a tragic accident. Mitsuki Hayase is a talented swimmer at her high school is a prospect to gabung the Olympic team in the future. She is best friends with Takayuki Narumi, a male classmate, but she also has a deep crush on him. Yet when one of her friends, the shy and timid Haruka Suzumiya, expresses interest in Takayuki, Mitsuki puts aside her own feelings and sets them up on a date.

Things are going well for Haruka and Takayuki’s...