Any of you guys Watched the anime Summer Time Rendering?

[Akshita]

Shinpei travels back on his native island to attend the funeral of his childhood friend, Ushio, who died accidentally at sea. He soon realizes that something is wrong. Some people are acting strangely.
⬆️ So here's the summary or something I could find off of the web. So what are you're thoughts after reading the plot?