Just Keep Swimming as a Life Raft
It Ends with UsTraces the recurring motto of perseverance that Atlas Corrigan and Lily Bloom borrow from Finding Nemo and carry into every season of their lives.
increasing
Bearing strength in each event
decreasing
Finding Nemo with a Sick Atlas

Finding Nemo with a Sick Atlas
Scene
Lily stays home from school to nurse Atlas through a terrible illness, and they watch Finding Nemo together. When Dory sings just keep swimming, Atlas squeezes Lily's hand as though the words are meant for them. She whispers the phrase back to him.
Significance
The motto is born during a moment of human tenderness between two teenagers who have no control over their lives. It becomes their secret affirmation, a promise that they will keep surviving until things change. The scene also cements Lily's role as Atlas's lifeline.
Aftermath
Lily later uses the phrase to comfort herself when Atlas leaves for Boston. It becomes a mental chant that will carry her through grief.
Whispered After He Leaves

Whispered After He Leaves
Scene
Lily lies in bed every night after Atlas leaves and repeats just keep swimming to herself, but she feels like she is barely keeping her head above water. She describes the weight of first love and the impossibility of moving on. The motto still keeps her alive.
Significance
The phrase becomes a bridge between love and survival. It is not a promise of easy recovery but an instruction to keep moving through pain. This is the first time Lily needs the motto for herself rather than for Atlas.
Aftermath
The motto fades from her daily life as she grows older, but it resurfaces whenever she faces a crisis. It will reappear in the darkest moments of her marriage.
Atlas Leaves the Motto Behind

Atlas Leaves the Motto Behind
Scene
Atlas writes a note for Lily before going to work, listing his phone numbers and addresses. At the bottom in small print he writes just keep swimming, Lily. She reads it after he leaves and feels the old promise return.
Significance
The motto is now a direct message from Atlas to Lily in her adult crisis. It tells her that survival is still possible and that he has not forgotten what carried them through. The note becomes a form of love and encouragement she can hold in her hands.
Aftermath
Lily begins writing a new Ellen Diary entry in his house, using the motto to steady herself. The phrase will stay with her through the pregnancy and divorce.
Emerson Dory Named

Emerson Dory Named
Scene
Lily runs back to Atlas on Boylston Street to tell him that Emerson's middle name is Dory. She wants him to know the daughter she raises carries the memory of their shared motto. Atlas says it is a perfect name for her.
Significance
The naming transforms a private phrase into a permanent generational gift. Lily has passed the survival mantra to her daughter without explaining it to anyone but Atlas. It is a final thread tying him to her family.
Aftermath
Atlas pulls Lily into an embrace and says she can stop swimming now, they have reached the shore. The motto has fulfilled its purpose, delivering them to each other.
when Atlas falls ill in the abandoned house
after Atlas moves to Boston and Lily falls into depression
on the kitchen counter of Atlas's house after the assault
when Lily tells Atlas the baby's middle name in the epilogue