Dekakute Ecchi na Ore no Ane - 1

SEGAVA Shunske ordinary Japanese guy. After a 10 year departure from the house - he first returns there for the spring holiday. However, the first who do not meet him by his parents, but his three adult sisters. The next night, they fall into his room with a request to treat them with sperm, because because of an inexplicable illness they are constantly excited, and for treatment they must absorb sperm, and whom to take it, if not from a beloved brother. It remains to understand how to feed their insatiable sexual attraction ....