A rape was reported to the IU Police Department on Tuesday.
The alleged rape occurred late Aug. 19 into early Aug. 20 at a fraternity house on North Jordan Avenue.
The female victim knew the male suspect, who invited her into a private room, IUPD Capt. Andy Stephenson said. Alcohol was involved.
The case is active, and IUPD is arranging for an interview with the suspect.
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The 21-year-old woman said the two had been messaging back and forth since the summer.
She told police she was too drunk to consent.
The victim said he or she knew the suspect before the incident.