If you're looking for manga similar to Rustling in the Grass, you might like these titles.
A mother, father, and daughter have invited friends over for a housewarming party, but the father is nowhere to be found. They soon hear him call for help from the basement, where they find him in a very dire predicament...
Where is the purpose of being? Being alive? Existence... When every living life form stays alive by the binding cycle of feeding on another. When the earth stays alive by feeding on the cycle's balance. What exactly is sacred about life? Why do humans celebrate and treasure life so much when it is only theirs which they value and not others?