Benkyou wa Kitto Uchira ni Byoudouda!

Mika, a first-year high school girl, is unable to go to cram school due to family circumstances. Still hoping to get into her dream school, she asks Rippiyo, a girl with good grades even without cram school, to show her how to study on her own. The two of them will study together to prepare for their college entrance exams...? (Source: Young Jump, translated)