Blood Is Thicker Than Tears BITTT

Shimon Creed is a 17yr old self-conscious loner on the verge of entering his 3rd year at Lavender High, with nothing going for him except his epic levels of sarcasm.
Hit hard after the death of his father (and having a mother who's never around), he decided to shun every and all contact (in particular from his beautiful and intellectually superior younger sister Eve.
However a slew of gorgeous new (and returning) females, new friends and accomplices, and the compassionate love of an incredible sibling, will force Shimon out of his comfort zone and into a string of emotional and comedic situations.
A slice of life/high school light novel (with harem aspects) for the romance/slice of life enthusiasts