The second episode of "Lessons in Chemistry," titled "Her and Him," takes viewers on an emotional rollercoaster as it delves deeper into the lives of Elizabeth Zott and Calvin Evans. This episode, much like the first, is a masterclass in storytelling, expertly weaving together themes of love, trauma, and the relentless pursuit of scientific discovery against a backdrop of sexism and racism .

The episode opens with a heart-wrenching flashback to 1950, where Elizabeth (Brie Larson) is presenting her research to a panel for her UCLA Ph.D. qualifying exam . Her intelligence and confidence are on full display, but the scene takes a tragic turn when her mentor, Dr. Bates, sexually assaults her . This event not only changes the course of Elizabeth's life but also provides a devastating context for her character's trauma and her subsequent actions .
The assault's aftermath is handled with sensitivity, showing Elizabeth's strength as she refuses to apologize for defending herself, despite being pressured to do so . This scene sets the tone for the episode, highlighting the pervasive sexism and racism that Elizabeth and other characters must navigate .
Back in the present, Elizabeth's relationship with Calvin (Lewis Pullman) begins to blossom. Their shared passion for science and abiogenesis brings them closer, and their chemistry is palpable . Calvin's character is portrayed as supportive and understanding, even when faced with Elizabeth's boundaries and trauma-induced behaviors .
The episode also explores Elizabeth's relationship with her new dog, Six Thirty, whom she adopts after finding him rummaging through her trash . This relationship serves as a symbol of unconditional love and companionship, providing Elizabeth with a sense of comfort and normalcy amidst her turmoil .
Calvin's involvement with his neighbor Harriet (Aja Naomi King) and her community activism adds another layer to the episode . Harriet's fight against the construction of a highway through her predominantly Black neighborhood is a subplot that enriches the show's exploration of racism . Calvin's promise to support Harriet in her fight is a testament to his character's depth and his growing connection with Elizabeth, who also faces systemic discrimination .
The climax of the episode comes when Elizabeth and Calvin's scientific collaboration leads to a breakthrough in their abiogenesis research . Their excitement is contagious, and their celebration is a moment of joy and triumph in an otherwise heavy narrative . However, the happiness is short-lived, as the reality of the scientific community's sexism rears its head during their presentation for the Remsen Grant .
The episode ends on a devastating note with an unexpected tragedy that shakes Elizabeth and Calvin's world . Calvin's death is a stark reminder of the show's willingness to explore the darkest aspects of life, even amidst moments of love and success . This event leaves Elizabeth reeling and the audience heartbroken, emphasizing the show's ability to tackle heavy themes with nuance and sensitivity .
"Her and Him" is a testament to the power of "Lessons in Chemistry" as a series. It showcases the incredible performances of Brie Larson and Lewis Pullman, who bring depth and humanity to their characters . The episode's ability to balance humor, romance, and tragedy is commendable, making it a standout in the series . As the show continues to explore the complexities of Elizabeth's life and the world she inhabits, "Her and Him" sets a high bar for the storytelling to come .