"March Comes in Like a Lion: Shakunetsu no Toki" is a continuation of the "March Comes in Like a Lion" series, focusing on the life of Rei Kiriyama, a professional shogi player, and his journey through personal growth, relationships, and the competitive world of shogi. Rei, a 17-year-old prodigy, struggles with loneliness and the weight of his past, having lost his family at a young age and being estranged from his adoptive family. His life takes a turn when he meets the Kawamoto sisters—Akari, Hinata, and Momo—who provide him with warmth, support, and a sense of belonging.

The narrative delves into Rei's professional career as he faces formidable opponents in the shogi world, including the enigmatic and highly skilled Harunobu Nikaido, who becomes both a rival and a friend. Rei's matches are depicted with intensity, highlighting the psychological and emotional stakes of competitive shogi. The series also explores the lives of other shogi players, offering insights into their motivations, struggles, and the pressures they face.

Parallel to Rei's shogi career, the story examines his evolving relationships with the Kawamoto sisters. Akari, the eldest, acts as a maternal figure, while Hinata and Momo bring youthful energy and affection into his life. These relationships help Rei confront his emotional scars and gradually open up to others. The series also addresses themes of family, loss, and resilience, as Rei and the Kawamoto sisters navigate their own challenges and support each other.

"Shakunetsu no Toki" intensifies the narrative by focusing on Rei's participation in the "Shakunetsu" (Burning) tournament, a high-stakes competition that tests his skills and determination. The tournament serves as a backdrop for Rei's internal and external conflicts, as he strives to prove himself while grappling with self-doubt and the expectations of others. The series balances the tension of the shogi matches with moments of introspection and character development, creating a rich, multifaceted story.

The manga also introduces new characters and deepens the arcs of existing ones, such as Shimada, a seasoned shogi player who mentors Rei, and Kyouko, Rei's adoptive sister, whose complex relationship with him adds layers of tension and emotional depth. Through these interactions, the series explores themes of mentorship, rivalry, and the impact of past traumas on present relationships.

Overall, "March Comes in Like a Lion: Shakunetsu no Toki" continues to weave a compelling narrative that intertwines the intricacies of shogi with the emotional journeys of its characters. It maintains a focus on Rei's growth as both a player and a person, while expanding the world of shogi and the lives of those connected to it. The series remains grounded in its exploration of human connections, resilience, and the pursuit of one's passion amidst adversity.