Season 2

Amane Fujimiya is a socially awkward first-year high school student who lives by himself in an apartment. His neighbor is schoolmate Mahiru Shiina, a girl who is so beautiful and so unreachable that the other students call her an "angel." On the way home one day, Amane notices Mahiru sitting alone on a park swing, drenched in the rain, so he lends her his umbrella. When Amane catches a cold the...

On the way home from school, Amane finds Mahiru stuck with a sprained foot after rescuing a cat in a tree. He performs first aid and then carries her home. The next day, Mahiru brings Amane a container of food as thanks, and Amane accidentally blurts out something he has been thinking: "I'd love to eat it freshly made sometime." As a result, the two agree on conditions that will allow them to...

Amane's mother, Shihoko, arrives at the apartment without warning while Mahiru is visiting. Amane asks Mahiru to hide, but Shihoko eventually finds her, and the two neighbors frantically try to correct Shihoko's assumption that they are dating. Nonetheless, Mahiru is touched by Shihoko's motherly kindness. After Amane sees how happy Mahiru is to be called by her first name, he tries calling her...

When Itsuki and Chitose visit Amane's apartment for a Christmas party only to discover that the angel Mahiru lives next door, they instantly become very curious about the relationship. Chitose, obsessed with cuteness, insists on becoming friends with Mahiru. The day after Christmas, Amane notices that Mahiru has a fever. Despite Mahiru's stubbornness, Amane convinces her to stay and rest in his...

Mahiru and Amane ring in the new year together. When the exhaustion from cooking catches up with Mahiru and she falls asleep in Amane's arms, Amane has no choice but to let her stay the night in his bed. The sight of her sleeping peacefully but totally unguarded gives him a bit of a jolt. Two days later, Amane's parents come to visit. When the four go to Hatsumode (the first shrine visit of the...

On Valentine's Day, after the two neighbors eat dinner together as usual, Mahiru gives Amane some hot chocolate. Amane accepts it as a normal Valentine's Day gift, but Mahiru seems restless, as if she has something to tell him. When Mahiru rushes home, still unable to say what's on her mind, Amane notices a small bag with a card at his front door. Inside the bag are chocolates that Mahiru made...