Mirai, my senior from the same university, offered to let me stay at her place after I missed the last train due to overtime. Even though she has a boyfriend, I couldn't help but expect something from her past slutty reputation. In her bra-less sleepwear, I couldn't hold back. We fucked all night, going through a dozen condoms. My lust was insatiable. In the end, she even suggested, "We can do it raw..."