This would be after the fight with Byakuran. Tsuna and his guardians were having a well deserved rest after finally beating Byakuran, but while they were happily rest Reborn was already of finding Tsuna's next mission. After a week of Reborn coming and going as he pleased Tsuna got suspicious, but that suspicious soon turned into dread as Reborn walked in with a letter addressed to Tsuna and his guardians. Now Tsuna and his guardians need to go to Kunugigaoka Junior High and join E-Class in…