Mystery to Iunakare Tokubetsu Hen

When the body of his classmate Sagae Ken is discovered, Kunou Totono soon finds himself the prime suspect in this unbelievable murder case. Hunted by the police, Totono must use his quick wit and incredible speaking skills to prove his innocence.
Brought in for questioning by Inspector Yabu Kanzo, Totono uses his unique set of skills to prove his innocence while detectives at the university interview his classmate Sagara Ren. Making quick work of the case, the Otonori Police Department quickly brings the murder case to a close, but trouble among Totono’s classmates has only just begun.
Invited to participate in an incredibly unusual part-time job, Totono, Ren, and their classmate Furomitsu Seiko soon find themselves caught up in an entirely different mystery. Tasked with the nearly impossible job of finding a 30-year-old time capsule, will Totono be able to use his unique gifts to help his classmates find the long-lost capsule?
(Source: Viki)
~~ Adapted from the manga " Mystery to Iunakare" (ミステリと言う勿れ) by Tamura Yumi (田村由美).