Episode 1 introduces the cast through mysterious invitations that bring them into the game. As the manito mission begins, each member quietly plans their first move, testing how well they can observe, deceive, and connect-setting the foundation for the challenges ahead.

The mystery deepens as secret friends continue leaving thoughtful gifts without revealing who they are. With each surprise, curiosity and tension grow among the members. The long-awaited moment finally arrives when everyone gathers together in the house, coming face to face at last. As hidden connections begin to surface, new chemistry and unexpected emotions start to unfold.

Setting aside their secret pairings, the celebrities unite to surprise students with thoughtful tasks, creative gifts, and uplifting moments. What begins as playful secrecy transforms into teamwork, as they work together to spread joy across campus.

A new group of members comes together, meeting for the first time and slowly breaking the ice through playful missions and shared challenges. As they secretly prepare thoughtful gifts for one another, awkward first impressions turn into laughter and budding friendships, setting the tone for meaningful connections and heartfelt surprises.

Members of the second team quietly work on handmade gifts for their secret friends, doing everything they can to avoid being caught. With identities kept hidden and plans unfolding in secret, the challenge is on to surprise their recipients without revealing who's behind the gifts.

Just as the second team begins receiving their gifts, a new challenge appears: cooking. Can they handle the pressure and succeed in the kitchen?

Working side by side in the kitchen, the members prepare handmade meals and snacks for firefighters, transforming a simple act of service into a heartfelt moment of teamwork, appreciation, and connection.

Following Secret Friends as they prepare handmade food for firefighters and deliver it as a surprise. While that mission is open, newly introduced members must keep their identities hidden, adding secrecy and tension as the group continues its anonymous acts of kindness.

Each member of the third team meticulously prepare their gifts of support, while trying their best to stay anonymous and evade their identities from being revealed as they sneak and run around the city.

The Secret Friends eventually reveal their recipients after an earlier-than-scheduled guessing game, and are put up to the task to support a newly formed baseball team while keeping their identities a secret. Friendships are developed and bonds grow deeper as the members make plans on accomplishing their task.

An epic infiltration operation is set to support the Ulsan Whales, the KBO's first citizen-owned team. The members of the third team will divide into two teams to begin full-scale preparations for the opening game event. While one group will go undercover interview the players as a TV team, the other group will meet Ulsan citizens in person as the Citizen Interview team, whose goal is to film interview videos of citizens sending special support to the players.

The final episode depicts the final strategy of the 3rd team who have united to support the 'Ulsan Whales,' the KBO's first citizen-owned team, as they pour all their energy into cheering on the players for the opening game. The episode will not stop at simply successfully completing the cheering event, but will also capture the touching moment when the identities of the Secret Friends, who have been hovering around the players while hiding their identities, are revealed. The process of the players checking the unexpected gifts and realizing the members' sincerity is expected to mark the pinnacle of the 'Manito' spirit that this program has pursued.