This plan fails not due to enemy intelligence, but because of an internal spy (revealed later).
Ustad-i Azam poisons Osman’s horse and leaks the siege plan to Olof. His motive: prevent the rise of a powerful Turkish state that would block Christian pilgrimages to Jerusalem. kurulus osman season 4 episode 177
The central conflict of Episode 177 revolves around while countering a treacherous conspiracy from within his own tribe. This plan fails not due to enemy intelligence,
"The Unbreakable Vow"
Kuruluş Osman (Establishment Osman) is the sequel to Diriliş Ertuğrul . Season 4 originally aired between October 2022 and June 2023. Episode 177 falls in the latter half of Season 4, after the dramatic death of (episode 174) and the rise of a new main antagonist. The central conflict of Episode 177 revolves around
Bala, pregnant again (she would later give birth to in real history), leads a separate mission to rescue captured Alps from Lefke’s dungeon. She fights Olof’s deputy General Dragos in a brutal one-on-one. Though injured, she kills Dragos with a hidden dagger. This scene is widely praised by fans as one of Bala’s top 5 fights.