Parallel

Trama

Nekota and Hoshino are classmates who frequently argue, though Nekota secretly harbors feelings for Hoshino. After Nekota confesses his feelings, Hoshino rejects him, leaving him dejected. Upon returning home, Nekota discovers that his father is remarrying. The situation becomes more complicated when he learns that he must live alone with his new stepmother's daughter while their parents travel to Europe. To Nekota's surprise, his new stepsister is none other than Hoshino.