The Angel Next Door Spoils Me Rotten

, abbreviated to The Angel Next Door, or Otonari no Tenshi-sama (お隣の天使様), is a light novel series written by Saekisan and illustrated by Hanetoko.

Plot
On a rainy day high school student Amane sees his neighbor, the beautiful and popular Mahiru, alone in a park. Lending her his umbrella, Amane believes it will be the only time the two strangers from different social standings will interact. However, to repay his favor Mahiru offers to help Amane fix his unhealthy lifestyle. Soon the two slowly begin to develop a bond.

Official
Official website

Official series twitter account

Other Sources
Author Saekisan's twitter account

Illustrator Hanetoko's twitter account