Does Summertime Rendering anime have a happy ending?

The anime adaptation of Yasuki Tanaka's Summertime Rendering has received critical acclaim from fans of the manga all over the world.

Summertime Rendering Vols. 1 & 2 - The Comics Journal

Summer Time Render - Episode 25 discussion - FINAL : r/anime

Summer Time Render Episode 24 Review: Death Is The End

Summertime Rendering Is The Best Anime This Season! Anime/Manga Review

Summer Time Rendering Anime's 2nd Half Unveils New Video, Cast Member - News - Anime News Network

Summer Time Rendering' Episode 11 Spoilers: The Nest Of Shadows

Summertime Render - 25 (End) and Series Review - Lost in Anime

The Summertime Rendering Manga Comes at a Good Time - Siliconera

Summer Time Rendering: Another Horizon Trailer Reveals Six Routes

Summertime Rendering Review — C+

Summer Time Rendering - Rotten Tomatoes

Summertime Rendering Vols. 1 & 2 - The Comics Journal

Help me understand the ending of episode 24 - Forums