One & Only: Age-Gap Romance and Love Triangle

Age-Gap: One & Only is a magical romance about Cassia Park, who believes her soulmate is Daniel Nam but finds herself drawn to younger wildcard Ellis Yang-Cohen. Past-life matchmaking, a love triangle and family stakes shape her choice between fate and chance.

At a glance

A Read with Jenna Book Club pick, according to the listing.
The story follows forty-year-old Cassia as she weighs a fated soulmate against her chemistry with a younger man.
Themes include past lives, magical realism, a love triangle, Korean culture and family drama.

Price

£11.21Save 34%

Reference price: ~~£16.99~~

Price checked: 12 Nov 2026

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Pros and cons

Pros

Combines romance with a speculative premise in which the Park women use glimpses of past lives for matchmaking.
The central choice between a believed soulmate and an unexpected connection creates clear romantic and family stakes.
The listing identifies this edition as 368 pages, giving readers a useful guide to its length.

Technical specifications

8 specifications

Publication details
Publisher	Bantam
Publication date	18 Jun. 2026
Language	English
Print length	368 pages
ISBN-10	0857509756
ISBN-13	978-0857509758

Dimensions and installation
Weight listed	472 g
Dimensions	14.6 x 3.4 x 22.3 cm

Who is it for?

A good fit for

Readers who enjoy romantic love triangles, age-gap relationships and soulmate stories.
Readers looking for romance with magical realism, past-life themes and family drama.
Book-club readers interested in a Read with Jenna pick.

Less suited to

Readers seeking a strictly realistic romance without magical or past-life elements.
Readers who prefer romance without a love triangle or age-gap relationship.

One & Only: Age-Gap Romance and Love Triangle · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.2 / 5 · 4,663 ratings

5 stars44%44%
4 stars40%40%
3 stars14%14%
2 stars2%2%
1 star0%0%

Customer feedback describes a delightful, lighthearted romance with tender moments, well-developed characters and a happy-ever-after ending. Readers also report enjoying the story, readability, humour and touch of magic. This aligns with the listing’s romantic triangle and magical-realism premise, though the overall rating distribution includes a substantial middle-rated group, so the positive feedback should not be taken as universal.

Positive themes

Customers describe the romance as sweet and lighthearted.
Customer feedback praises the characters and their development.
Readers mention the story, readability, humour and magical element positively.

Frequently asked questions

What is One & Only about?

Cassia Park believes Daniel Nam is her soulmate, but she develops an unexpected connection with Ellis Yang-Cohen, who introduces her to Daniel. She must decide between fate and chance.

What themes and genres does the listing describe?

The listing presents it as a romance featuring an age-gap relationship, a love triangle, past lives, magical realism, Korean culture and family drama.

How long is this edition?

The listing gives a print length of 368 pages.

When is the listed publication date?

The product details list 18 Jun. 2026.